200904121 九、發明說明： 【發明所屬之技術領域】 #本發明涉及-種通訊裝置及方法，特別是涉及一種改 欠"自身嘁不D又備中背景圖像色彩的無線通訊裝置及方 法。 【先前技術】 隨著無線通訊技術的發展，手機、小靈通、個人數位 助理（PDA)等無線通訊終端机 、〜δ又備已經逐漸融入人們的曰常 生活。 “如圖1所不手機1之功能方框圖，該手機1包括存儲 模組12、通訊電路13、處理模、組14、輸入模组15及顯示 模組16°顯示模組16為用戶提供友善之圖形操作介面， 例如，用戶可以藉由顯示模組16閱讀短消息、電子書、觀 看視頻檔等。 另外用戶可以藉由輸入模組15從存儲模組12中選擇 不同色彩之圖像來替換手機lt前之背景圖像，以此來體 現用戶之個性化。上述方式φ 田 、乃式中，用戶需要進行繁瑣的手動 操作來實現背景圖像之顏色變換。 【發明内容】 繁於此，有必要提供-種可自動改變自身顯示設備中 背景圖像的色彩的無線通訊裝置及方法。 -種無線通訊裝置，包括：通訊電路、處理模电、存 儲模組及顯示频，無線通訊裝置從―小區移動到立鄰近 小區時，無線通訊裝置藉由通訊電路發送—切換請求仏通 200904121 ;電二、二其中無線通訊裝置還包括色彩控制模組；通 ; 服務系統根據該切換請求發送之切換命 組，處理模二= ” — _電平信號以提供給處理模 &工王傾:砠根據該切換雷半彳古 變顯千π 4 t °唬彳工制該色彩控制模組改 欠顯不权組中背景圖像之色彩。 種自動改變益線i甬_驻罢& + 法 ,, …、琛逋。κ衣置中背景圖像的色彩之方 包括如下步驟： 垃=通^1衣置發达一切換請求給通訊服務系統； 街據務系統根據切換請求發送㈣切換命令； 根據切換°-ρ令產生一切換電平作號. 色彩根據該切換電平信號改變無線通^裝置中背景圖像之 景圖無線通訊裝置及自動改變無線通訊裂置中背 切換八入^ 之方法，通訊電路接收通訊服務系統提供之 處理模电，處理i %平信號以提供給 改變背景圖像2 電平信號控制色彩控制模組 色彩。 色衫，故手機1可以自動改變背景圖像的 【實施方式】 季统丑n =系統之越區切換由無線通訊裝置與通訊服務 換分系挤及其^ 務系統由移動通信網路中的交 通絲務李^刀系統組成。無線通訊裝置在通話中根據 k 服務系統指今私故γ 到某—門限值時，二定好接收信號，當電平低 無線通矾裝置主動向通訊服務系統發送 200904121 刀換叫求通δί1服務系統根據切換請求為無線通訊裝置 .分配一通話通道，並發送一切換命令給無線通訊裝置。無 .線通訊裝置根據切換命令跳轉到已經準備好的新通道以保 持通居 恶線通说裝置還根據切換命令將rgb (Red Green-Blue )彩色空間中的背景圖像的第一 RgB色 衫貝料轉換到HSI(Hue-Saturation-Intensity)彩色空間中對 應的HSI色彩資料，在HSI彩色空間中改變HSI色彩資料200904121 IX. Description of the invention: [Technical field to which the invention pertains] # The present invention relates to a communication device and method, and more particularly to a wireless communication device and method for refurbishing "self" [Prior Art] With the development of wireless communication technology, wireless communication terminals such as mobile phones, PHS, and personal digital assistants (PDAs) have gradually become integrated into people's daily lives. "The functional block diagram of the mobile phone 1 as shown in FIG. 1 includes the storage module 12, the communication circuit 13, the processing module, the group 14, the input module 15, and the display module. The display module 16 provides the user with a friendly For example, the user can read short messages, e-books, watch video files, etc. by using the display module 16. In addition, the user can replace the mobile phone by selecting an image of different colors from the storage module 12 by using the input module 15. The background image of the front of the lt is used to reflect the personalization of the user. In the above-mentioned manner, in the field, the user needs to perform a cumbersome manual operation to realize the color conversion of the background image. [Summary of the Invention] It is necessary to provide a wireless communication device and method that can automatically change the color of the background image in the display device. - A wireless communication device, including: communication circuit, processing mode, storage module and display frequency, wireless communication device from When the cell moves to the neighboring cell, the wireless communication device transmits through the communication circuit—the switching request is transmitted through the access control 200904121; the second and second wireless communication devices further include the color. The module is based on the switching request sent by the service system, and the processing mode 2 = "-_ level signal is provided to the processing module & the king of the industry: 砠 according to the switching π 4 t ° The color control module changes the color of the background image in the display group. Automatically change the benefit line i甬_ stationing & + method, , ..., 琛逋. The color of the background image of the κ clothing includes the following steps: ==通^1 sets the development one switching request to the communication service system; the street data system sends (four) the switching command according to the switching request; according to the switching °-ρ A switching level is generated. The color changes the background image of the background image in the wireless device according to the switching level signal, and the method of automatically changing the wireless communication splitting in the back switching mode, the communication circuit receives the communication service The system provides processing of the mode, processing the i% flat signal to provide color image control module color control for changing the background image 2 level signal. Color shirt, so mobile phone 1 can automatically change the background image [Embodiment] Quaternary ugly n = system handover by wireless communication device and communication service exchange system and its system by mobile communication network The traffic silk Li ^ knife system is composed. When the wireless communication device is in the middle of the call according to the k service system, the wireless signal is sent to the communication service system to send the 200904121 knife to the communication service system. Assigning a call channel to the wireless communication device according to the handover request, and transmitting a handover command to the wireless communication device. The no-line communication device jumps to the new channel that has been prepared according to the switching command to keep the first RgB color shirt of the background image in the rgb (Red Green-Blue) color space according to the switching command. The material is converted to the corresponding HSI color data in the HSI (Hue-Saturation-Intensity) color space, and the HSI color data is changed in the HSI color space.
r的色調值，並將改變色調值之HSI色彩資料轉換到rGB 彩色空間中的第二RGB色彩資料，根據第二RGB色彩資 料重新顯示背景圖像，來實現背景圖像的色彩的變換。 RGB彩色空間是當前較常用的色彩合成空間，幾乎所 有的、、’θ圖权體及圖像顯示都才採用RGB彩色空間。在rgb 彩色空間中’任意彩色光F，其配色方程可寫成： F=r[i?]+g[G]+刺 其中r、g、b為R、G、B三原色的係數，r[R]、g[G]、 % b[B]為F色光的三色分量’藉由三色分量的不同比例，可 合成任意的顏色。 HSI彩色空間是最接近現實習慣的一種彩色空間，比 較符合一般用戶之色彩調整習慣。HSI彩色空間由三個要 素組成’即色調（Hue)、光之強度（Intensity)、顏色之飽和 度（Saturation)。色調是顏色的屬性，它描述真正的彩色， 如純紅、純黃、純綠、純藍、純紫以及它們之間的某些顏 色’每一種顏色都對應一數位，這些數位即為該色調值， 故要想改變圖像之顏色，藉由改變色調值就可以了。光之 200904121 強度是非彩色屬性’它描述亮還是暗。顏色之飽和度是頰 色的另-個屬性，它描述純顏色用白色沖淡的程度，高飽 和度的顏色含有較少的白色。 如圖2所示，其為較佳實施方式的可自動 示設備中背景圖像的色彩的無線通訊裝置之功能方框 在本貫施例中該無線通訊裝置為一手機20,直還可以為】 靈通、個人數位助理（PDA)等。手機2〇包括：通訊電路％、 輸入模、组40、處理模、组5〇、存儲㈣6〇、色彩控制模电 70及顯示模組80。其中色彩控制模組％包括rgb色彩轉 換早兀704、替換單元7〇5及脱色彩轉換單元观。 “當手機20士開機時，處理模組5〇控制顯示模組⑽從存 儲柄組6G中讀取用戶所選定之f景圖像的資料，其旦 圖像貪料包括色彩資料、圖像名稱、圖像格式。顯示模组 80在RGB彩色空間下將讀取的背景圖像顯示出來。 用戶可以藉由手機20的輸入模組4〇輸入其所喜好的 HSI色調值’輸入模組4〇可以為鍵盤、觸控板等。請一併 爹閱圖4至圖6,顯示模組⑽為用戶提供—人機交互介面 如圖4所不，介面中顯示四組應用圖示··娛樂/學習、通訊、 顏色設置及備忘錄。用戶選擇顏色設置圖示時，顯示模组 8〇顯示如圖5所示的介面。用戶在調色板4i中選擇直歡 的顏色時，對應的在空白欄42中會顯示_數位，例如轉 監色時，空白欄42中就會顯示數位240。用戶藉由點擊選 擇按紐來選擇設定之顏色，用戶可多次選擇不同的顏^ 設定不同的數位。用戶點擊確定按紐後，顯示模組8〇顯示 200904121 如圖6所示的介面。在此介面中，以有兩組顏色已被選定 即服色调值為6〇的黃色、脱色調值為剔的藍色’用 戶可藉由點擊刪除按紐刪除其設置的聰色調值，當用戶 點^呆存按紐後用戶設置的多組喜好服色調值被:存。 相心的處理拉組5〇根據輸入模組點擊保 供的保存信號將多個直好H 所^ 心。好脱色難傳送給存儲模組6〇。 存儲核組6G保存接收到的多個喜好服色調值。 個、』二2〇在通話過程’由—個通訊小區移動到另-f小區時，手機2〇會主動向通訊服務系統發送切換靖 求υκ服務糸統接收到該切換請求後為手機2 新的無線通道，並由美站恭、"义 漫立個 嫉個切換命令給手機2〇,手 機根據切換命令跳轉到已經準備好的新通道以保持、雨 話。通訊電路30接收到切換命令時，根據切換命令還= -切換電平信號以提供給處理模組6〇。處 ^ 接收到的切換電平信號控制替換單元 健 中隨機讀取—脱色調值。處理模組⑽根^〇 號還控制RGB色彩轉換單元7。4從顯示模：二 中謂取W背景圖像的第-RGB色彩資料。咖色’ 〇 換早兀704根據RGB彩色空 办轉 式： 间只HSI形色空間的轉換公The hue value of r, and the HSI color data of the changed hue value is converted to the second RGB color data in the rGB color space, and the background image is redisplayed according to the second RGB color material to realize the color conversion of the background image. The RGB color space is currently the more common color synthesis space, and almost all of the 'θ map weights and image displays use the RGB color space. In the rgb color space, 'any color light F', its color matching equation can be written as: F=r[i?]+g[G]+ thorn where r, g, b are the coefficients of the three primary colors R, G, B, r[R ], g[G], % b[B] are the three-color components of the F-color light. By combining different ratios of the three-color components, any color can be synthesized. The HSI color space is a color space that is closest to the real habits and is comparable to the color adjustment habits of the average user. The HSI color space consists of three elements, Hue, Intensity, and Saturation. Hue is a property of color, which describes true color, such as pure red, pure yellow, pure green, pure blue, pure purple, and some colors between them. 'Each color corresponds to one digit. These digits are the color. Value, so to change the color of the image, you can change the tone value. Light 200904121 Intensity is a non-colored attribute 'It describes whether it is bright or dark. Color saturation is another property of the cheek color, which describes the degree to which a pure color is diluted with white, and the color of high saturation contains less white. As shown in FIG. 2 , it is a functional block of a wireless communication device that can automatically display the color of the background image in the device in the preferred embodiment. In the present embodiment, the wireless communication device is a mobile phone 20, and can also be 】 Smart, personal digital assistant (PDA) and so on. The mobile phone 2 includes: a communication circuit %, an input mode, a group 40, a processing mode, a group 5 〇, a storage (4) 6 〇, a color control mode 70, and a display module 80. The color control module % includes rgb color conversion early 704, replacement unit 7〇5 and decolorization conversion unit view. "When the mobile phone 20s is turned on, the processing module 5〇 controls the display module (10) to read the data of the f-view image selected by the user from the storage handle group 6G, and the image includes the color data and the image name. The image format: The display module 80 displays the read background image in the RGB color space. The user can input the HSI tone value 'input module 4' by the input module 4 of the mobile phone 20 It can be a keyboard, a touchpad, etc. Please refer to Figure 4 to Figure 6, the display module (10) is provided for the user - the human-computer interaction interface is shown in Figure 4, and the four groups of application icons are displayed in the interface. Learning, communication, color setting and memo. When the user selects the color setting icon, the display module 8 displays the interface as shown in Fig. 5. When the user selects the color of the straight flower in the palette 4i, the corresponding blank column 42 will display _ digits, for example, when the monitor color is displayed, the digit 240 will be displayed in the blank column 42. The user selects the set color by clicking the selection button, and the user can select different colors to set different digits multiple times. After the user clicks the OK button, the display module 8〇 200904121 is the interface shown in Figure 6. In this interface, the blue color of the two sets of colors has been selected, the color tone value is 6 〇, and the de-tonus value is ticking. The user can click the delete button. Delete the Cong Tone value of the setting. When the user clicks the button, the user sets the multi-group suit tone value to be saved: the center of the processing pull group 5〇 according to the input module click to save the saved signal will be more It is difficult to transfer to the storage module 6〇. The storage core group 6G saves the received tones of multiple favorite clothes. The two, “2” are moved by the communication cell during the call. When going to another-f cell, the mobile phone 2 will actively send a handover to the communication service system. After receiving the handover request, the mobile phone 2 will provide a new wireless channel for the mobile phone 2, and the US station will be convinced. The switching command is given to the mobile phone 2, and the mobile phone jumps to the new channel that has been prepared according to the switching command to keep the rain. When the communication circuit 30 receives the switching command, it also switches the level signal according to the switching command to provide the processing mode. Group 6〇. At ^ received The switching level signal controls the replacement unit to perform the random read-off tone value. The processing module (10) root 〇 also controls the RGB color conversion unit 7. 4 from the display mode: the second is the first RGB of the W background image Color data. Coffee color ' 〇 兀 兀 704 according to RGB color empty turn: Only HSI color space conversion
(1)(1)
T (2) 11 (3) 200904121 Η = 360 5 = 1- 90 - arctanT (2) 11 (3) 200904121 Η = 360 5 = 1- 90 - arctan
+ {〇,C >B;180,G < b) min(R,G. B) (4) 計算出與該RGB色彩資料對應的在HSI彩色空間中 的HSI色彩資料，HSI色彩資料包括HSI色調值、HSI飽 和度值及HSI光強度值。RGB色彩轉換單元704將HSI 色彩資料傳送給替換單元705。替換單元705接收到HSI 色彩資料後，用從存儲模組60中讀取的HSI色調值替換 HSI色彩資料中的HSI色調值，生成替換後的HSI色彩資 料。替換單元705將替換後的HSI色彩資料傳送給HSI色 彩轉換單元706。HSI色彩轉換單元706接收該替換後的 HSI色彩資料，並根據RGB彩色空間與HSI彩色空間的轉 換公式（1)、（2)、（3)、（4)進行逆運算，以得到替換後的HSI 色彩資料對應的在RGB彩色空間中的第二RGB色彩資 料。HSI色彩轉換單元706將第二RGB色彩資料傳送給顯 示模組80。顯示模組80將背景圖像資料中的第一 RGB色 彩資料更新為第二RGB色彩資料，並將更新後的具有第二 RGB色彩資料的圖像顯示出來。 圖3為較佳實施方式中可自動改變無線通訊裝置中背 景圖像的色彩之方法流程圖。其具體步驟如下： 步驟S900，設置HSI色調值，並存儲HSI色調值。在 本實施例中該無線通訊裝置為一手機20，藉由輸入模組40 輸入喜好的HSI色調值。處理模組50根據輸入模組40點 12 200904121 的保存信號將多個喜好㈣色調值傳送 色難G。存驗㈣軸物個喜好_ 據通^^02,無線通訊裝置處於通話狀態。手機20根 的===話音通道，自動調_話音通道 = S9G4,接收切換命令。#手機2G在通話過程卜 …"小區移動到另-個通訊小區時，手機20會主動 系統發送切換請求。通訊服務系統接收 換=後為手機2〇建立—個新的無線通道，並由基师送 料2命令給手機20，手機20根據切換命令跳轉到已 令=:新通道以保持通話。通訊電路30接收到切換命 組60。乂切換叩令產生一切換電平信號以提供給處理模 到的f=9Q6 ’讀取HSI色調值。處理模組6G根據接收 的刀換笔平信號控制替換單元705從存儲模組 項取一HSI色調值。 T現稍 步驟S9G8,在RGB彩色空間中獲取當前背景圖像的 丄。RGB色务貧料。處理模組6〇根據接收到的切換電平 化唬控制RGB色彩轉換單元7〇4從顯示模組 前背景圖像的第- RGB色彩資料。 中，取田 3步驟S9l〇 ’計算與第—腦色彩資料對應的在HSI =色空間中的HSI色彩資料。rgb色彩轉換單元根據RGB 衫色空間與HSI彩色空間的轉換公式⑴、（2)、（3)、（4)計 13 200904121 算出與第一 RGB色彩資料對應的在HSI彩色空間中的HSI .色彩資料。RGB色彩轉換單元704將HSI色彩資料傳送給 替換單元705。 步驟S912,用讀取的HSI色調值替換HSI色彩資料中 的HSI色調值。替換單元705接收到HSI色彩資料後，用 讀取的HSI色調值替換HSI色彩資料中的HSI色調值。替 換單元705將替換後的HSI色彩資料傳送給HSI色彩轉換 單元706。 步驟S914，計算與替換後的HSI色彩資料對應的在 RGB彩色空間中的第二RGB色彩資料。HSI色彩轉換單 元706接收替換單元705提供的HSI色彩資料，並根據RGB 彩色空間與HSI彩色空間的轉換公式（1)、（2)、（3)、（4)進 行逆運算，以得到HSI色彩資料對應的在RGB彩色空間 中的第二RGB色彩資料。 步驟S916，根據第二RGB色彩資料顯示背景圖像。 f HSI色彩轉換單元706將第二RGB色彩資料傳送給顯示模 組80。顯示模組80將背景圖像資料中的第一 RGB色彩資 料更新為第二RGB色彩資料，並將更新後的具有第二RGB 色彩資料的圖像顯示出來。 處理模組60控制替換單元705從存儲模組60中隨機 讀取一 HSI色調值。處理模組60還控制RGB色彩轉換單 元704讀取第一 RGB色彩資料並根據RGB彩色空間與HSI 彩色空間的轉換公式（1)、（2)、（3)、（4)計算出與第一 RGB 色彩資料對應的HSI色彩資料。替換單元705接收HSI色 14 200904121 彩資料，並用讀取的HSI色調值替換HSI色彩資料中的 HSI色調值。HSI色彩轉換單元706接收替換單元7〇5提 供的HSI色彩資料，並根據RGB彩色空間與邮彩色空 間的轉換公式（1)、（2)、（3)、（4)進行逆運算，以得到第二 RGB色彩資料。顯示模組8〇將背景圖像資料中的色妒資 料更新為第二RGB色彩資料，並將更新後的具有第二 色衫育料的背景圖像顯示出來，故自動的實現了手機1背 景圖像的色彩變換，進而簡化了用手動方式實現背景圖： 顏色變換的操作。 綜上所述，本發明符合發明專利要件，爰依法 :申：。隹，以上該者僅為本發明之較佳實施例，舉凡熟 悉本案技勢之人士’在援依本案創作精神所作之等效修飾 或變化，皆應包含於以下之申請專利範圍内。 【圖式簡單說明】 圖1為現有技術中的手機1功能方框圖。 圖2為較佳實施方式中可自動改變背景圖像的色彩的 無線通訊裝置之功能方框圖。 圖3為較佳實施方式中可自動改變無線通訊裝置中背 景圖像的色彩之方法流程圖。 手機 通訊電路 圖1至圖6為無線通訊裝置的操作介面示意圖。 r主要元件符號說明】 1 存儲模組 12 13 處理模組 14 15 200904121 輸入模組 15 顯示模組 16 手機 20 通訊電路 30 輸入模組 40 處理模組 50 存儲模組 60 色彩控制模組 70 RGB色彩轉換單元 704 替換單元 705 HSI色彩轉換單元 706 顯示模組 80 16+ {〇, C >B; 180, G < b) min(R, G. B) (4) Calculate the HSI color data in the HSI color space corresponding to the RGB color data, the HSI color data includes HSI tone value, HSI saturation value, and HSI light intensity value. The RGB color conversion unit 704 transmits the HSI color material to the replacement unit 705. After receiving the HSI color data, the replacement unit 705 replaces the HSI tone value in the HSI color data with the HSI tone value read from the storage module 60 to generate the replaced HSI color data. The replacement unit 705 transmits the replaced HSI color material to the HSI color conversion unit 706. The HSI color conversion unit 706 receives the replaced HSI color data, and performs an inverse operation according to the conversion formulas (1), (2), (3), and (4) of the RGB color space and the HSI color space to obtain the replaced The second RGB color data in the RGB color space corresponding to the HSI color data. The HSI color conversion unit 706 transmits the second RGB color material to the display module 80. The display module 80 updates the first RGB color data in the background image data to the second RGB color data, and displays the updated image with the second RGB color data. 3 is a flow chart of a method for automatically changing the color of a background image in a wireless communication device in a preferred embodiment. The specific steps are as follows: Step S900, setting an HSI tone value, and storing the HSI tone value. In the embodiment, the wireless communication device is a mobile phone 20, and the preferred HSI tone value is input through the input module 40. The processing module 50 transmits a plurality of favorite (four) tone values according to the save signal of the input module 40 point 12 200904121. Check (4) Axis objects like _ According to ^^02, the wireless communication device is in a call state. The mobile phone has 20 === voice channels, and automatically adjusts the voice channel = S9G4 to receive the switching command. #手机2G During the call process..." When the cell moves to another communication cell, the mobile phone 20 will actively send a handover request. After the communication service system receives the change = a new wireless channel is established for the mobile phone 2, and the base 2 feeds the command 2 to the mobile phone 20, and the mobile phone 20 jumps to the command == new channel to keep the call according to the switching command. Communication circuit 30 receives switching group 60. The switch 产生 command generates a switch level signal to provide a f=9Q6' read HSI tone value to the process mode. The processing module 6G controls the replacement unit 705 to take an HSI tone value from the storage module item based on the received knife-changing pen level signal. T Now step S9G8, to obtain the 背景 of the current background image in the RGB color space. RGB color is poor. The processing module 6 controls the RGB color conversion unit 7〇4 from the first RGB color data of the front background image of the display module according to the received switching level. In the case, the field 3 step S9l 〇 ' calculates the HSI color data in the HSI = color space corresponding to the first brain color data. The rgb color conversion unit calculates the HSI in the HSI color space corresponding to the first RGB color data according to the conversion formulas of the RGB shirt color space and the HSI color space (1), (2), (3), and (4) 13 200904121. data. The RGB color conversion unit 704 transmits the HSI color material to the replacement unit 705. Step S912, replacing the HSI tone value in the HSI color data with the read HSI tone value. After receiving the HSI color data, the replacement unit 705 replaces the HSI tone value in the HSI color data with the read HSI tone value. The replacement unit 705 transmits the replaced HSI color material to the HSI color conversion unit 706. Step S914, calculating second RGB color data in the RGB color space corresponding to the replaced HSI color data. The HSI color conversion unit 706 receives the HSI color data provided by the replacement unit 705, and performs an inverse operation according to the conversion formulas (1), (2), (3), and (4) of the RGB color space and the HSI color space to obtain the HSI color. The data corresponds to the second RGB color data in the RGB color space. Step S916, displaying a background image according to the second RGB color data. The f HSI color conversion unit 706 transmits the second RGB color material to the display module 80. The display module 80 updates the first RGB color data in the background image data to the second RGB color data, and displays the updated image with the second RGB color data. The processing module 60 controls the replacement unit 705 to randomly read an HSI tone value from the storage module 60. The processing module 60 also controls the RGB color conversion unit 704 to read the first RGB color data and calculate and first according to the conversion formulas (1), (2), (3), (4) of the RGB color space and the HSI color space. HSI color data corresponding to RGB color data. The replacement unit 705 receives the HSI color and replaces the HSI tone value in the HSI color data with the read HSI tone value. The HSI color conversion unit 706 receives the HSI color data provided by the replacement unit 7〇5, and performs an inverse operation according to the conversion formulas (1), (2), (3), and (4) of the RGB color space and the postal color space to obtain The second RGB color data. The display module 8 更新 updates the color data in the background image data to the second RGB color data, and displays the updated background image with the second color shirt breeding, thereby automatically realizing the background of the mobile phone 1 The color transformation of the image simplifies the manual implementation of the background image: color transformation operations. In summary, the present invention complies with the requirements of the invention patent, and is legally: Shen:. The above is only a preferred embodiment of the present invention, and equivalent modifications or variations made by those who are familiar with the present invention in the spirit of the present invention should be included in the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a functional block diagram of a mobile phone 1 in the prior art. Figure 2 is a functional block diagram of a wireless communication device that automatically changes the color of the background image in the preferred embodiment. 3 is a flow chart of a method for automatically changing the color of a background image in a wireless communication device in a preferred embodiment. Mobile phone communication circuit Figure 1 to Figure 6 are schematic diagrams of the operation interface of the wireless communication device. r main component symbol description] 1 storage module 12 13 processing module 14 15 200904121 input module 15 display module 16 mobile phone 20 communication circuit 30 input module 40 processing module 50 storage module 60 color control module 70 RGB color Conversion unit 704 replacement unit 705 HSI color conversion unit 706 display module 80 16