FR742972A - - Google Patents
Info
- Publication number
- FR742972A FR742972A FR742972DA FR742972A FR 742972 A FR742972 A FR 742972A FR 742972D A FR742972D A FR 742972DA FR 742972 A FR742972 A FR 742972A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/145—Passive relay systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE394183X | 1931-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR742972A true FR742972A (en) | 1933-03-21 |
Family
ID=6395746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR742972D Expired FR742972A (en) | 1931-09-23 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR742972A (en) |
GB (1) | GB394183A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE755160C (en) * | 1937-04-09 | 1953-08-10 | Lorenz C Ag | Circuit arrangement for the control of wireless telegraphy transmitters and to achieve communication between the touch point and the transmitting station |
DE971422C (en) * | 1937-11-19 | 1959-01-29 | Int Standard Electric Corp | High-frequency communication system in which the messages are transmitted by means of time-modulated pulses |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4041389A (en) * | 1975-07-09 | 1977-08-09 | Gte Automatic Electric Laboratories Incorporated | Nonfrequency-converting microwave radio repeater using a low power consumption amplifier |
-
0
- FR FR742972D patent/FR742972A/fr not_active Expired
-
1932
- 1932-09-21 GB GB26266/32A patent/GB394183A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE755160C (en) * | 1937-04-09 | 1953-08-10 | Lorenz C Ag | Circuit arrangement for the control of wireless telegraphy transmitters and to achieve communication between the touch point and the transmitting station |
DE971422C (en) * | 1937-11-19 | 1959-01-29 | Int Standard Electric Corp | High-frequency communication system in which the messages are transmitted by means of time-modulated pulses |
Also Published As
Publication number | Publication date |
---|---|
GB394183A (en) | 1933-06-22 |