CN110920547A - Clock spring and system for transmitting and receiving signals - Google Patents
Clock spring and system for transmitting and receiving signals Download PDFInfo
- Publication number
- CN110920547A CN110920547A CN201911383892.7A CN201911383892A CN110920547A CN 110920547 A CN110920547 A CN 110920547A CN 201911383892 A CN201911383892 A CN 201911383892A CN 110920547 A CN110920547 A CN 110920547A
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- stator
- rotor
- control part
- steering wheel
- receiver
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/027—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems between relatively movable parts of the vehicle, e.g. between steering wheel and column
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R35/00—Flexible or turnable line connectors, i.e. the rotation angle being limited
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses a system for transmitting and receiving signals, which comprises a rotor control part and a stator control part, wherein the rotor control part is electrically connected with a steering wheel switch, the stator control part is electrically connected with a column side driving computer, and the rotor control part is wirelessly connected with the stator control part to realize information intercommunication between the steering wheel switch and the column side driving computer. The invention also discloses a clock spring. The information interaction between the steering wheel switch and the pipe column side driving computer of the system for transmitting and receiving signals is wireless intercommunication, hard wire connection is not needed, and the problems that the size of the traditional clock spring is enlarged due to the increase of the functions of the steering wheel and the increase of the copper foil and hidden troubles exist in the durability and stability of the copper foil are solved.
Description
Technical Field
The present invention relates to the field of coupler devices, and more particularly, to a system for transmitting and receiving signals. It also relates to a clock spring.
Background
The information interaction between a steering wheel switch of the existing steering wheel and a column side driving computer is connected through a clock spring hard wire.
The metal copper foil is designed in a manner similar to a U-TURN mode in the clock spring, and the copper foil of the U-TURN needs a large space for arrangement due to the influence of the characteristics of the copper foil; due to the hard-wired connection, the relative zero position (initial position) of the internal hard wire needs to be preset and the initial position cannot rotate randomly in the assembling process is required to be ensured, so that the mismatch between the rotation range of the internal hard wire and the rotation range of the steering wheel is avoided.
However, due to the current market requirements, more and more functions (such as a plurality of airbag circuits, a speaker circuit, a car cruise circuit, a video entertainment circuit, etc.) are required to be arranged on the steering wheel, and more metal copper foils are required to be arranged inside the clock spring to realize the transmission of multiple signals. If the increase of the loop on the steering wheel will inevitably increase the metal copper foil inside the clock spring, resulting in the increase of the total height of the clock spring, but in the new market, the parts inside the automobile are required to be more and more miniaturized and lightened, and the arrangement form of the metal copper foil and the connection form of the hard wire connection are not satisfied.
Therefore, it is an urgent technical problem to provide a system for transmitting and receiving signals by wireless signal transmission instead of hard wire connection and metal copper foil, and finally achieving information interaction between a steering wheel switch and a column side traveling computer.
Disclosure of Invention
The invention aims to provide a system for transmitting and receiving signals, wherein information interaction between a steering wheel switch and a column side driving computer is wireless intercommunication without hard wire connection, and the problems of large size and hidden danger of durability and stability of copper foil caused by increase of copper foil due to increase of steering wheel functions in the traditional clock spring are solved. It is another object of the present invention to provide a clock spring.
In order to achieve the purpose, the invention provides a system for transmitting and receiving signals, which comprises a rotor control part and a stator control part, wherein the rotor control part is electrically connected with a steering wheel switch, the stator control part is electrically connected with a column side traveling crane computer, and the rotor control part is wirelessly connected with the stator control part to realize information intercommunication between the steering wheel switch and the column side traveling crane computer.
Preferably, the rotor control part includes a rotor processor to be connected with a steering wheel switch, and a rotor generator and a rotor receiver connected with the rotor processor, the stator control part comprises a stator processor connected with a column side traveling computer, a stator generator and a stator receiver connected with the stator processor, the rotor processor and the stator processor are respectively used for receiving electric signals of a steering wheel switch and a column side traveling computer and respectively controlling the rotor generator and the stator generator to send out electric signals or magnetoelectric signals which can be received by the stator receiver and the rotor receiver respectively after calculation and analysis, the rotor receiver and the stator receiver are used for receiving an optical electric signal or a magnetoelectric signal, converting the optical electric signal or the magnetoelectric signal into an electric signal and then respectively transmitting the electric signal to the rotor processor and the stator processor.
Preferably, the rotor control part comprises a rotor PIN for connecting with a steering wheel switch, a rotor CPU connected with the rotor PIN, a rotor wavelength generator and a rotor wavelength receiver connected with the rotor CPU;
the stator control part comprises a stator PIN needle used for being connected with a pipe column side traveling computer, a stator CPU connected with the stator PIN needle, a stator wavelength generator connected with the stator CPU and a stator wavelength receiver;
the rotor light guide plate is used for transmitting the specific wavelength reflection emitted by the rotor wavelength generator to the stator wavelength receiver, and the stator light guide plate is used for transmitting the specific wavelength reflection emitted by the stator wavelength generator to the rotor wavelength receiver.
Preferably, the rotor control part and the stator control part are located at the same edge of the circumferences of the rotor light guide plate and the stator light guide plate, the diameter of the stator light guide plate is larger than that of the rotor light guide plate, and the stator light guide plate surrounds the rotor light guide plate.
Preferably, the rotor control portion is arranged on the upper side of the stator control portion, the rotor PIN needle is arranged on the upper side of the rotor control portion and extends upwards, and the stator PIN needle is arranged on the lower side of the stator control portion and extends downwards.
The invention also provides a clock spring which comprises the system for transmitting and receiving signals.
Compared with the prior art, the system for transmitting and receiving signals provided by the invention comprises a rotor control part and a stator control part, wherein the rotor control part is wirelessly connected with the stator control part, the rotor control part is electrically connected with a steering wheel switch, the stator control part is electrically connected with a column side traveling computer, the system for transmitting and receiving signals is wirelessly connected with the stator control part through the rotor control part to realize the information intercommunication between the steering wheel switch and a tube side traveling computer, the signals can be sent to the rotor control part by the steering wheel switch, the signals are wirelessly sent to the stator control part by the rotor control part and are sent to the tube side traveling computer by the stator control part, the signals can be sent to the stator control part by the tube side traveling computer, the signals are wirelessly sent to the rotor control part by the stator control part and are sent to the steering wheel switch by the rotor control part, and the system is different from a copper foil in a clock spring of the existing steering wheel, when the function of steering wheel increases, the problem that the clock spring overall height increases because of the copper foil increases exists in prior art, can not satisfy miniaturized, light-weighted spare part requirement, and this system of transmitting and receiving signal adopts wireless connection to realize information intercommunication, and total size overall arrangement obtains control, can satisfy miniaturized, light-weighted spare part requirement, has avoided the quality problem that has hidden danger and leads to because of the durable stability of copper foil simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic connection diagram of a system for transmitting and receiving signals according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a system for transmitting and receiving signals in the form of optical signals according to an embodiment of the present invention;
FIG. 3 is an exploded schematic view of the system for transmitting and receiving signals of FIG. 2;
FIG. 4 is a schematic diagram of a clock spring under a U-TURN structure in the prior art;
FIG. 5 is a schematic view of the structure of the copper foil under the U-TURN structure of FIG. 4.
Wherein:
the device comprises a 1-steering wheel switch, a 2-column side traveling crane computer, a 3-rotor control part, a 31-rotor generator, a 32-rotor receiver, a 33-rotor processor, a 4-stator control part, a 41-stator generator, a 42-stator receiver, a 43-stator processor, a 5-transmission part, a 301-rotor wavelength generator, a 302-rotor wavelength receiver, a 303-rotor CPU, a 304-rotor PIN needle, a 401-stator wavelength generator, a 402-stator wavelength receiver, a 403-stator CPU, a 404-stator PIN needle, a 501-rotor light guide plate, a 502-stator light guide plate, a 30-rotor part, a 40-stator part and a 50-copper foil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, wherein fig. 1 is a schematic diagram illustrating a connection relationship of a system for transmitting and receiving signals according to an embodiment of the present invention, fig. 2 is a schematic diagram illustrating a structure of the system for transmitting and receiving signals in the form of an optical signal according to an embodiment of the present invention, fig. 3 is an exploded schematic diagram illustrating the system for transmitting and receiving signals in fig. 2, fig. 4 is a schematic diagram illustrating a clock spring under a U-TURN structure in the prior art, fig. 5 is a schematic diagram illustrating a copper foil under the U-TURN structure in fig. 4, and an arrow direction in fig. 1 is a transmission direction of the signals.
The clock spring under the existing U-TURN structure sequentially comprises a rotor part 30, a copper foil 50 and a stator part 40 from inside to outside, when the functions of the steering wheel are increased, the increase of the return circuit of the steering wheel certainly increases the copper foil 50 in the clock spring, so that the height of the clock spring is increased, and the applicability is poor under the requirement of increasing miniaturization and lightening of the automobile market; meanwhile, the copper foil 50 has the hidden trouble of durability and stability such as metal deformation or corrosion.
In a first specific embodiment, the system for transmitting and receiving signals provided by the present invention mainly includes two parts, which are a rotor control part 3 electrically connected to a steering wheel switch 1 and a stator control part 4 electrically connected to a column-side traveling computer 2, respectively, the rotor control part 3 is used for receiving an electrical signal sent by the steering wheel switch 1 through a line or sending an electrical signal to a line of the steering wheel switch 1, the stator control part 4 is used for receiving an electrical signal sent by the column-side traveling computer 2 through a line or sending an electrical signal to a line of the column-side traveling computer 2, on the basis, the rotor control part 3 is wirelessly connected to the stator control part 4, and not only can the rotor control part 3 send a signal of the steering wheel switch 1 to the stator control part 4 and the stator control part 4 send the signal to the column-side traveling computer 2, but also the stator control part 4 can send a signal of the column-side traveling computer 2 to the rotor control part 3 and the rotor control part 3 sends the signal to the steering wheel switch 1, thus, wireless communication from the steering wheel switch 1 to the column-side traveling computer 2 and from the column-side traveling computer 2 to the steering wheel switch 1 is realized.
It should be emphasized that the core improvement point of the present invention is the signal transmission mode between the steering wheel switch 1 and the column side traveling vehicle computer 2, more specifically, the hard wire connection mode of the existing clock spring is improved to the wireless connection mode of the present invention, the system is different from the copper foil 50 in the clock spring of the existing steering wheel, when the function of the steering wheel is increased, the overall size layout of the system is controlled, the requirements of the small-sized and light-weighted parts can be satisfied, and the quality problem caused by the hidden trouble of the durability and stability of the copper foil 50 is avoided.
The rotor control part 3 and the stator control part 4 can both have functions of receiving and sending out electric signals, transfer and receive and send out the electric signals of the steering wheel switch 1 and the column side driving computer 2, and can also adopt a form different from transfer to convert the electric signals into signals of another form, such as photoelectric signals or magnetoelectric signals, and at the moment, the rotor control part 3 and the stator control part 4 both have functions of converting, receiving and sending out the signals.
Specifically, the rotor control section 3 includes a rotor generator 31, a rotor receiver 32, and a rotor processor 33, the stator control section 4 includes a stator generator 41, a stator receiver 42, and a stator processor 43, the rotor processor 33 is connected to the steering wheel switch 1, the rotor generator 31 and the rotor receiver 32 are both connected to the rotor processor 33, the stator processor 43 is connected to the column-side traveling computer 2, and the stator generator 41 and the stator receiver 42 are both connected to the stator processor 43.
In the present embodiment, the rotor processor 33 and the stator processor 43 respectively receive the electrical signals sent by the steering wheel switch 1 and the column-side traveling vehicle computer 2 through the electrical wires or respectively send the electrical signals to the steering wheel switch 1 and the column-side traveling vehicle computer 2 through the electrical wires, the rotor processor 33 and the stator processor 43 respectively have a function of calculating and analyzing the electrical signals sent by the steering wheel switch 1 and the column-side traveling vehicle computer 2, according to the result of calculation and analysis, the rotor processor 33 and the stator processor 43 respectively control the rotor generator 31 and the stator generator 41 to send out photoelectric signals or magnetoelectric signals, the rotor receiver 32 and the stator receiver 42 respectively receive the photoelectric signals or the magnetoelectric signals and convert the signals into electrical signals, and the electrical signals are transmitted to the steering wheel switch 1 and the column-side traveling vehicle computer 2 after calculation and analysis.
It should be noted that "each" in the above description is only for convenience of simultaneously expressing two components having similar functions, and does not imply a meaning that the similar functions are simultaneously realized, that is, the two processes of sending an electric signal by the steering wheel switch 1, converting the electric signal into an optical electric signal or a magnetic electric signal, converting the electric signal into an electric signal, inputting the electric signal to the column-side traveling computer 2 and the column-side traveling computer 2, sending an electric signal, converting the electric signal into an optical electric signal or a magnetic electric signal, and converting the electric signal into an electric signal, inputting the electric signal to the steering wheel switch 1 are not limited to be necessarily performed by a single line.
Illustratively, when the photoelectric signal is used, the rotor control part 3 includes a rotor PIN 304 for connecting with the steering wheel switch 1, a rotor CPU303 for connecting with the rotor PIN 304, a rotor wavelength generator 301 and a rotor wavelength receiver 302 for connecting with the rotor CPU303, the stator control part 4 includes a stator PIN 404 for connecting with the column side traveling crane computer 2, a stator CPU403 for connecting with the stator PIN 404, a stator wavelength generator 401 and a stator wavelength receiver 402 for connecting with the stator CPU403, and in addition, includes a transmission part 5 for transmitting the signal converted by the rotor control part 3 to the stator control part 4, in the present embodiment, the transmission part 5 is a light guide plate, specifically, a rotor light guide plate 501 for transmitting the specific wavelength reflection emitted from the rotor wavelength generator 301 to the stator wavelength receiver 402 and a stator light guide plate 502 for transmitting the specific wavelength reflection emitted from the stator wavelength generator 401 to the rotor wavelength receiver 302.
In other words, the rotor control portion 3 is an electronic component provided on the PCBA of the rotor portion, which is relatively fixed to the steering wheel, and the stator control portion 4 is an electronic component provided on the PCBA of the stator portion, which is relatively fixed to the sleeve of the column. If the steering wheel switch 1 gives an instruction, the instruction is transmitted to the rotor CPU303 through the rotor PIN 304, is analyzed by the rotor CPU303 and gives an instruction to make the rotor wavelength generator 301 give a certain wavelength and a certain duration, the given wavelength and duration are reflected to the stator wavelength receiver 402 through the rotor light guide plate 501, the stator CPU403 calculates and analyzes after receiving the wavelength and duration, and then transmits the analyzed instruction to the column-side traveling computer 2. On the contrary, the information of the column side traveling computer 2 can also be analyzed by the stator CPU403 and send an instruction to make the stator wavelength generator 401 send a certain wavelength and a certain duration, the sent certain wavelength and duration are reflected to the rotor wavelength receiver 302 through the stator light guide plate 502, the rotor CPU303 receives the wavelength and duration, then the calculation and analysis are performed, and then the analyzed instruction is transmitted to the CPU.
In this embodiment, the arrangement positions of the rotor control part 3 and the stator control part 4 may be arranged as required according to the spatial structure of the steering wheel, and may be located at the same edge of the circumferences of the rotor light guide plate 501 and the stator light guide plate 502, or may be arranged at different sides; the arrangement positions and sizes of the rotor light guide plate 501 and the stator light guide plate 502 can also be set as required, for example, the diameter of the stator light guide plate 502 is larger than that of the rotor light guide plate 501, the stator light guide plate 502 surrounds and surrounds the rotor light guide plate 501, of course, wireless intercommunication can be realized as long as the rotor light guide plate 3 and the stator light guide plate 502 respectively correspond to the rotor control part 3 and the stator control part 4, and the sizes of the rotor light guide plate 501 and the stator light guide plate 502 can be interchanged.
In addition, rotor control portion 3 locates the upside of stator control portion 4, and rotor PIN needle 304 locates the upside of rotor control portion 3 and upwards extends the setting, and rotor PIN needle 304 is connected with steering wheel switch 1, and stator PIN needle 404 locates the downside of stator control portion 4 and downwards extends the setting, and stator PIN needle 404 is connected with tubular column side driving computer 2.
The invention also provides a clock spring, which is also called a wire harness disc and comprises the system for transmitting and receiving signals, and information communication between the steering wheel switch 1 and the column side driving computer 2 is carried out in a photoelectric signal interconversion mode; the design of the traditional clock spring U-TURN structure is cancelled, namely the definition of the zero position of the clock spring is cancelled, and then the design is carried out by using a new concept, so that the miniaturization and the light weight can be realized.
The clock spring and the system for transmitting and receiving signals provided by the present invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (6)
1. The system for transmitting and receiving signals is characterized by comprising a rotor control part (3) electrically connected with a steering wheel switch (1) and a stator control part (4) electrically connected with a column side driving computer (2), wherein the rotor control part (3) is wirelessly connected with the stator control part (4) to realize information intercommunication between the steering wheel switch (1) and the column side driving computer (2).
2. The system for transmitting and receiving signals according to claim 1, characterized in that the rotor control portion (3) comprises a rotor processor (33) for connecting with a steering wheel switch (1) and a rotor generator (31) and a rotor receiver (32) connected with the rotor processor (33), the stator control portion (4) comprises a stator processor (43) for connecting with a column-side traveling crane computer (2) and a stator generator (41) and a stator receiver (42) connected with the stator processor (43), the rotor processor (33) and the stator processor (43) are respectively used for receiving electric signals of the steering wheel switch (1) and the column-side traveling crane computer (2) and respectively control the rotor generator (31) and the stator generator (41) to emit electric signals or electromagnetic signals respectively received by the stator receiver (42) and the rotor receiver (32) after calculation and analysis, the rotor receiver (32) and the stator receiver (42) are used for receiving an optical electric signal or a magnetic electric signal, converting the optical electric signal or the magnetic electric signal into an electric signal, and transmitting the electric signal to the rotor processor (33) and the stator processor (43) respectively.
3. The system for transmitting and receiving signals according to claim 2, wherein the rotor control part (3) comprises a rotor PIN (304) to connect with a steering wheel switch (1), a rotor CPU (303) connected with the rotor PIN (304), a rotor wavelength generator (301) and a rotor wavelength receiver (302) connected with the rotor CPU (303);
the stator control part (4) comprises a stator PIN (personal identification number) PIN (404) connected with a column-side traveling computer (2), a stator CPU (403) connected with the stator PIN PIN (404), a stator wavelength generator (401) connected with the stator CPU (403) and a stator wavelength receiver (402);
a rotor light guide plate (501) to transmit specific wavelength reflections emitted by the rotor wavelength generator (301) to the stator wavelength receiver (402) and a stator light guide plate (502) to transmit specific wavelength reflections emitted by the stator wavelength generator (401) to the rotor wavelength receiver (302).
4. The system for transmitting and receiving signals according to claim 3, wherein the rotor control part (3) and the stator control part (4) are located at the same edge of the circumference of the rotor light guide plate (501) and the stator light guide plate (502), the diameter of the stator light guide plate (502) is larger than that of the rotor light guide plate (501) and the stator light guide plate (502) surrounds the rotor light guide plate (501).
5. The system for transmitting and receiving signals according to claim 4, wherein the rotor control part (3) is arranged on the upper side of the stator control part (4), the rotor PIN (positive identification number) PIN (304) is arranged on the upper side of the rotor control part (3) and extends upwards, and the stator PIN PIN (404) is arranged on the lower side of the stator control part (4) and extends downwards.
6. A clock spring, comprising a system for transmitting and receiving signals according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383892.7A CN110920547A (en) | 2019-12-28 | 2019-12-28 | Clock spring and system for transmitting and receiving signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383892.7A CN110920547A (en) | 2019-12-28 | 2019-12-28 | Clock spring and system for transmitting and receiving signals |
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| Publication Number | Publication Date |
|---|---|
| CN110920547A true CN110920547A (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911383892.7A Pending CN110920547A (en) | 2019-12-28 | 2019-12-28 | Clock spring and system for transmitting and receiving signals |
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| CN (1) | CN110920547A (en) |
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|---|---|---|---|---|
| US6453088B1 (en) * | 2000-07-31 | 2002-09-17 | Litton Systems, Inc. | Segmented waveguide for large diameter fiber optic rotary joint |
| US20050115761A1 (en) * | 2003-09-18 | 2005-06-02 | Daimlerchrysler Ag | Device for the wireless transmission of electrical signals from a vehicle steering wheel |
| CN1955046A (en) * | 2005-10-28 | 2007-05-02 | 台达电子工业股份有限公司 | radio frequency steering wheel |
| DE102007008320A1 (en) * | 2007-02-16 | 2008-09-04 | Schleifring Und Apparatebau Gmbh | Optical rotational transmission system for synchronous transmission of two optical signals, has optical rotational transmitter, which is connected at its side with optical multiplexer and another side with another optical multiplexer |
| US20100166433A1 (en) * | 2008-12-25 | 2010-07-01 | Kabushiki Kaisha Topcon | Optical signal transfer device |
| GB201608520D0 (en) * | 2016-05-16 | 2016-06-29 | Jaguar Land Rover Ltd | Wireless control system for a vehicle |
| CN106143585A (en) * | 2016-06-30 | 2016-11-23 | 科世达（上海）管理有限公司 | The signal transmitting apparatus of a kind of vehicle steering and vehicle |
| CN212022558U (en) * | 2019-12-28 | 2020-11-27 | 上海科世达-华阳汽车电器有限公司 | Clock spring and system for transmitting and receiving signals |
-
2019
- 2019-12-28 CN CN201911383892.7A patent/CN110920547A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6453088B1 (en) * | 2000-07-31 | 2002-09-17 | Litton Systems, Inc. | Segmented waveguide for large diameter fiber optic rotary joint |
| US20050115761A1 (en) * | 2003-09-18 | 2005-06-02 | Daimlerchrysler Ag | Device for the wireless transmission of electrical signals from a vehicle steering wheel |
| CN1955046A (en) * | 2005-10-28 | 2007-05-02 | 台达电子工业股份有限公司 | radio frequency steering wheel |
| DE102007008320A1 (en) * | 2007-02-16 | 2008-09-04 | Schleifring Und Apparatebau Gmbh | Optical rotational transmission system for synchronous transmission of two optical signals, has optical rotational transmitter, which is connected at its side with optical multiplexer and another side with another optical multiplexer |
| US20100166433A1 (en) * | 2008-12-25 | 2010-07-01 | Kabushiki Kaisha Topcon | Optical signal transfer device |
| GB201608520D0 (en) * | 2016-05-16 | 2016-06-29 | Jaguar Land Rover Ltd | Wireless control system for a vehicle |
| CN106143585A (en) * | 2016-06-30 | 2016-11-23 | 科世达（上海）管理有限公司 | The signal transmitting apparatus of a kind of vehicle steering and vehicle |
| CN212022558U (en) * | 2019-12-28 | 2020-11-27 | 上海科世达-华阳汽车电器有限公司 | Clock spring and system for transmitting and receiving signals |
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