466846 A7 B7 五、發明說明（1 ) 本發明係有關低軌道（Low Earth Orbital ;簡稱L E 0 )衛星通訊系統，<係有關一種用來在遠端啓動與此種系 統的一地面用戶終端機相關聯的一定向追蹤天線的未啓動 的追蹤機構之方法及配置。/ L E 0衛星通訊系統是大家習知的，α且L E 0衛星通 ··'*«*'- . ______ , -Ml 訊系統通常包含：在高度大約1 5 0 0.公里的軌道上運行 之一群衛星、複數個地面用戶終端機、以及複數個地面閘 , ........" . —--* .. ..... ------ 道智，其中該等用戶終端機及該等閘道站係位於一通過 、 ..................., I -Vt ^ .....~/-«»·..»ι·ι：ι*>.» -«· · ^ 星的天線射束之下。該等衛星提供了該等用戶終端機與該 _閘道站之間經由其相關聯的定向天線之通常在K U頻帶 之無縫式無線電通訊路徑。該通訊路徑提供了一用戶終端 機與連接到一閘道站的電訊網路間之連線。用戶可能是諸 如企業、學校、醫院、或位於住宅或公寓的個人。/ 電訊服務的用戶對於諸如網際網路、視訊會議、遠距 學習、遠距醫療、及電訊通勤等新服務之需求愈來愈大。 這些新服務結合了文字、靜態影像及動態影像、聲音及資 〆 / 〆 料檔、以及互動式服5。因此，傳輸此類資料的傳輸速率 經濟部智慧財產局員工消費合作杜印製 是較高的，耳需要有比通常提供給舊型電話服務（Plain466846 A7 B7 V. Description of the invention (1) The present invention relates to a low-orbit (Low Earth Orbital; LE 0 for short) satellite communication system, < relates to a ground user terminal for remotely starting with such a system Associated method and configuration of an inactive tracking mechanism for a certain direction tracking antenna. / LE 0 satellite communication system is well known, α and LE 0 satellite communication ... '* «*'-. ______, -Ml communication system usually includes: running on an orbit at an altitude of about 15 0 0 km A group of satellites, multiple ground user terminals, and multiple ground gates, ........ ". ---- * .. ..... ------ Daozhi, among others The user terminals and the gateway stations are located in one pass, ...., I -Vt ^ ..... ~ /-«» ·. . »Ι · ι: ι * >.»-«· · ^ Under the antenna beam of the star. The satellites provide a seamless radio communication path between the user terminals and the gateway station via their associated directional antennas, usually in the K U band. The communication path provides a connection between a user terminal and a telecommunications network connected to a gateway station. Users may be businesses, schools, hospitals, or individuals located in a house or apartment. / Telecommunications service users are increasingly demanding new services such as the Internet, video conferencing, distance learning, telemedicine, and telecommunications commuting. These new services combine text, still images and moving images, audio and video files, and interactive services5. Therefore, the transmission rate for transmitting such information is higher than the consumer cooperation printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, which requires earphones to be provided more than conventional telephone services (Plain
Old Telephone Service ;簡稱P 0 T S》的窄頻傳輸路徑容 量更高的傳輸路徑。/ %/ 雖然幹線網路設奪《5冬暈的光_傳..輸—路徑以供傳輸寬 頻資料，但是有時被稱爲 ''最後一哩的傳輸路徑"的通到用 -^5 ψ- ·**»·' .I,· ---.....-ιι..! „ , 食之本地接取傳輸路~徑通常是窄頻的雙絞線電纜，因ϋ --------- ... ----- -一… 一 利於超傳輸速率的資料。Old Telephone Service; referred to as P 0 T S ", a narrow-frequency transmission path with a higher capacity transmission path. /% / Although the trunk network is set up to "5 winter halo of light _ .. input-path for the transmission of broadband data, it is sometimes referred to as the" last mile transmission path "access-^ 5 ψ- · ** »· '.I, · ---.....- ιι ..!„, The local access to the transmission path ~ usually a narrow-frequency twisted pair cable, because ϋ- -------- ... ------One ... One is conducive to super-speed data.
466846 A7 B7 五、發明說明（2 ) 我們知道可使用L E 0通訊系統以提供寬頻本地接取 傳輸路徑或 ''最後一哩的傳輸路徑"。用於此種用途的此種 系統的一個例子是SkyBridge LEO通訊系統。〆 因爲通過衛星所提供的傳輸路徑是寬頻傳輸路徑，所 以與用戶終端機相關聯的男必須是諸如設有用來追蹤通 W eeiwienwne—..... 過衛星的追蹤機辱之拋物線反射器天線或Luneberg透鏡天 -… 见..· _______ .— ........_c · · · """ 線等的高增益定向天線. 爲了讓本地接取L E 0通訊系統具有商業上的吸引力 ,與甩戶終端機相關聯的追蹤定向天線必須是低成本的。 使用較簡單的低成本追蹤機構，以取代較昂貴且複雜的高 精密度追蹤機構，I可達到上述低成本的要求。然而，較 ®單的追蹤機構之使用年限短於高精密度追蹤機構之使用 , __________ . _ ________ 娜 —一-—---... - 一- 年限。一 爲了延長此種低成本的簡單型追蹤機構之使用年限， .v · ———......... 、 一一... _ . --一-. —>*— ' € 我們習知在甩戶終端機不使用的靜止期間停止啓動該追蹤 \機構。然而，停止啓動該追蹤機構時，將產生用戶終端機 / 一 一 --------一— 1 /與通過—星間之通訊路徑被中斷的問題，這是因爲用戶終 -....-- .一册破_.· ...冰孤- ..一_ 〜 的天線不再對準該衛星。/ ^ ,™---------- _ 想要利用發生在靜止期間的低通訊量期間將諸如報紙 新聞、股票市場資訊、/或軟體更新程式，資料下載到用戶 —* ' * - — — ‘ 終端機的衛星通訊公司無法如此進行y這是因爲追蹤機構 被關1 了」也無法將電ji及電子變jf .傳送給H ' .本發明之一目的在於提供一種用來啓動L E 0通訊系 統的用戶終端機中停止啓動的天線追蹤機構之配置.，該配 (請先閱讀背面之注意事項再填寫本頁) '裝 ——訂---------缺/ 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -5- 466846 A7 ___B7___ 五、發明說明（3 ) 置可使一靜止期間經由一通過衛星傳送到用戶終端機的資 料被接收，並被儲存在該用戶終端機。V ; 根據本發明，提供了一種在一低軌道衛星通訊系統中 4明一·*»··-- — .....,.«11*^—~* * 在遠端啓~動一、止啓·Ίίι Sj可控制式天線追蹤機構之方法， .'•'•fc·»- — -----------------------'· ..-~»....i；.·· v--r,jaicw«BiiiWMlUffW»i--Mi|i^.a·.. 一""- Τ' 該低軌道衛星通訊系統包含一群衛星、複數個地面用戶終 端機、以及在地理上遠離該等用戶終端機之複數個地面閘 道站，該等用戶終端機及該等閘道站在地理上係位於一通 過衛星的天線射束之下，《a每一用戶終端機包含至少一個 定向天線裝置、及一相關聯的可控制式天線追蹤機構裝置 ，而於並未使用該用戶終端機時Υ係停止啓動該可控制式 天線追蹤機構裝置，該方法包含下列步驟： 提挺一輔助天線裝置及一在作業上相關聯的無線電接 收機裝置，該無線電接收機裝置之輸出端係耦合到該可控 制式天線追蹤機構裝置之控制裝置； 使一預定頻率的一無線電控制信號自—遠端發射機裝 置發射，而爲該輔助天線裝置所接收，並傳送到該無線電 接收機裝置，以便在該無線電接收機裝置之輸出裝置上產 生一起動信號；以及 使該控制裝置利用該起動信號啓動該可控制式天線追 蹤機構，Ρ便使該定向天線裝置對準並追蹤一通過衛星， 而接收經^該衛星及該閘道站傳送給該用戶終端機之資料 〇 根據本發明的又一面向，提供了一種在一低軌道衛星466846 A7 B7 V. Description of the Invention (2) We know that the LE 0 communication system can be used to provide a broadband local access transmission path or `` last mile transmission path ''. An example of such a system for this purpose is the SkyBridge LEO communication system. 〆Because the transmission path provided by the satellite is a broadband transmission path, the male associated with the user terminal must be, for example, a parabolic reflector antenna equipped with a tracking machine used to track the satellite. Or Luneberg lens sky -... See ... _______.-........_ c · · · " " " High-gain directional antenna such as wire. In order to let local access LE 0 communication system have commercial In order to be attractive, the tracking and directional antenna associated with the home terminal must be low cost. By using a simpler low-cost tracking mechanism to replace the more expensive and complicated high-precision tracking mechanism, I can meet the above-mentioned low-cost requirements. However, the service life of a tracking unit is shorter than that of a high-precision tracking unit. __________. _ ________ Na — one-— ---...-one-year. In order to extend the useful life of such a low-cost simple tracking mechanism, .v · ———........., one by one ... _.-一-. — ≫ * — ' € We know that this tracking \ mechanism is stopped during periods of inactivity when the home terminal is not in use. However, when the tracking mechanism is stopped, there will be a problem that the user terminal / one by one -------- one-1 / and the communication path through the satellite is interrupted. This is because the user-.. ..--. A volume of broken _ .. ... Binggu-.. one _ ~ the antenna is no longer aimed at the satellite. / ^, ™ ---------- _ Want to download data such as newspaper news, stock market information, and / or software updates to users using low-traffic periods that occur during inactivity— * '* -— — 'The satellite communication company of the terminal cannot do so because the tracking mechanism is turned off. "It is also impossible to transfer electricity ji and electronics to jf. It is an object of the present invention to provide a method for starting The configuration of the antenna tracking mechanism stopped in the user terminal of the LE 0 communication system. This configuration (please read the precautions on the back before filling this page) 'Installation-Order --------- Missing / Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) -5- 466846 A7 ___B7___ V. Description of the invention (3) The device allows a stationary period to pass The data transmitted to the user terminal via satellite is received and stored in the user terminal. V; According to the present invention, a low-orbit satellite communication system is provided. ** ···--.....,. «11 * ^ — ~ * * Start at the far end ~ , Stop Kai · Ίίι Sj controllable antenna tracking mechanism,. '•' • fc · »-— ----------------------- '· ..- ~ ».... i;. ·· v--r, jaicw« BiiiWMlUffW »i--Mi | i ^ .a · .. I " "-Τ 'This low-orbit satellite communication system contains A group of satellites, a plurality of ground user terminals, and a plurality of ground gateway stations that are geographically far away from the user terminals. The user terminals and the gateway stations are geographically located on a satellite antenna. In the following, "a each user terminal includes at least one directional antenna device and an associated controllable antenna tracking mechanism device, and when the user terminal is not in use, the controllable antenna is not activated. The tracking mechanism device includes the following steps: lifting an auxiliary antenna device and a radio receiver device associated with the operation, the output of the radio receiver device is coupled to the controllable antenna; Control device of tracking mechanism device; a radio control signal of a predetermined frequency is transmitted from a remote transmitter device, received by the auxiliary antenna device, and transmitted to the radio receiver device, so that the radio receiver device A dynamic signal is generated on the output device; and the control device activates the controllable antenna tracking mechanism by using the start signal, so that the directional antenna device aligns and tracks a passing satellite, and receives the satellite and the Information transmitted from the gateway station to the user terminal. According to another aspect of the present invention, a low-orbit satellite is provided.
•J 通訊系統中在遠端啓動一停止啓動的可控制式天線.追蹤機 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注意事項再填寫本頁) 裝！訂--------始厂、 經濟部智慧財產局員工消費合作社印製 -6 - 466846 A7 B7 五、發明說明（4) 構之配置，.該低軌道衛星通訊系統包含一群衛星、複數個 地面用戶終端機、以及在地理上遠離該等用戶終端機之複 數個地面閘道站，y該等用戶終端機及該等閘道站在地理上 係位於一通過衛星/的天線射束之下，且每一用戶終端機包 〆 含至少一個定向天線裝置、及一相關聯的可控制式天線追 蹤機構裝置，而於並未使用該用戶終端機時，係停止啓動 該可控制式天線追蹤機構裝置，該配置包含：' 一輔助天線裝置；/• Controllable antenna in the J communication system that is activated and stopped at the remote end. The paper size of the tracking machine applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) (Please read the precautions on the back before filling in this Page) Install! Order -------- Printed by the factory, the Intellectual Property Bureau of the Ministry of Economic Affairs and the Consumer Cooperatives printed -6-466846 A7 B7 V. Description of the invention (4) The configuration of the structure. The low-orbit satellite communication system includes a group of satellites, A plurality of ground user terminals, and a plurality of ground gateway stations that are geographically remote from the user terminals, the user terminals and the gateway stations are geographically located in a satellite / antenna beam And each user terminal includes at least one directional antenna device and an associated controllable antenna tracking mechanism device, and when the user terminal is not in use, the controllable antenna is stopped and activated Tracking mechanism device, the configuration includes: 'an auxiliary antenna device; /
在作業上與該輔助天線裝置相關聯的一無線電接收機 裝置，且該無線電接收機裝置之輸出端係耦合到該可控制 式天線追蹤機構裝置之控制裝置；V 使無線電控制信號發射之裝置，用以使一預定頻率的 一無線電控制信號自一遠端發射機裝置發射，而爲該輔助 v/ 天線裝置所接收，並傳送到該無線電接收機裝置，以便在 該無線電接收機裝置之輸出裝置上產生一起動信號，而使 該控制裝置利用該起動信號啓動該可控制式天線追蹤機構 ^ ,以便使該定向天線裝置對準並追蹤一通過衛星/而接收 經由該衛星及該閘道站傳送給該用戶終端機之資料。/ 爲了更易於實施本發明，現在將參照各附圖而說明本 y 發明之實施例，.這些附圖有： 圖1示出本發明之一第一實施例。 圖2示出本發明之一第二實施例。 圖3示出本發明之一第三實施例。 圖4示出本發明之一第四實施例。 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注意事項再填寫本頁) 裴--------訂··---------芦 經濟部智慧財產局員工消費合作社印製 \/ 經濟部智慧財產局員工消費合作社印製 v N466 8 4 6 五、發明說明（5 A7 B7 元件對照表 ^ 1:地面閘道站 2，4:定向追蹤天線裝置 3 :繞軌道運行衛星 4 a :天線追蹤控制裝置 5 :收發機 6 :處理器 7 :用戶個人電腦及電話設備 8:輔助全向天線裝置 9 :接收機 1 〇 :與地球旋轉同步的衛星 1 1 :地面呼叫系統 1 2 :前導衛星 j靑參閱圖1 ’圖中示出一L E 0通訊系統的一部分， 該LEO通訊系統包含：一地面閘道站（1)，該地面閘 道站（1 )具有一在作業上與該地面閘道站（1 )相關聯 的定向追蹤天線裝置（2); —繞軌道運行衛星（3); 以及一在地理上遠離的用戶終端機，該用戶終端機包含一 定向追蹤天線裝置（4 )、在作業上與一天線追蹤控制裝 置（4 a )相關聯的一追蹤機構（圖中未示出）、一收發 機（5)、一處理器（6)、用戶個人電腦及電話設備（ 7 )、以及經由一接收機（9 )而在作業上與處理器（6 本紙張尺度剌巾g國家標準（CNS)A4規格（210 X 297公麓） ------— l·— 裝 i I II I--訂--I I----I ':/ —V. (請先閲讀背面之注意事項再填寫本頁) 466846 A7 _ B7 五、發明說明（6 ) )相關聯的一輔助全向天線裝置（8 ) 。 在使用中，如焉电二期既麗.显..高傳輸速率的資料 選擇性地傳送里蓋里戶I冬端機，則經由該地面閘道站（1 )發射一無線電控制信號，並由衛星（3)轉送該無線電 控制信劈。在該用戶終端機上，輔助全向天線裝置（8 ) 接收該控制信號，並將該控制信號傳送到接收機（9 ), 在處理器（6 )中處理該接收機（9 )之輸出，<以便產生 二§_lLi言1，^而使芒線:p _控制裝S ( 4 a )啓動該追蹤 機構，而使定向追蹤天線裝置（4 )對準並追蹤衛星（3 ..- .-**.机·^.,— '•吻分··». 、 ..*、. ... .... .... ··.."'一 .·、、.. )，以便声收及儲存g資料。最好是在完_成該傳輸之後， *>_ '一.-〜· «.·. ---- —«aWllflh—" ' 妒 停止啓動該定向追蹤天線。 -......·;- 诚 >*-〇« ^--r.>->···— ------------- -----........ 請參閱圖2,在該實施例中，於該追蹤機構停止啓動 的靜止期間，該定向天線裝置（4 )係用來作爲輔助天線 ，且係固定對準一與地球旋轉同步的衛星（1 〇)，而該 與地球旋轉同步的衛星（1 0 )轉送一經由該與地球旋轉 同步的衛星的通訊系統而選擇性發射的無線電控制信號， 並由該定向天線（4 )接收該無線電控制信號，且將該無 線電控制信號傳送到該相關聯的收發機，以便使該控制裝. 置（4 a )啓動該用戶終端機的追蹤機構，％使^定向天 線（4)對準並追蹤衛星（3)，以便接收並儲存衛星（ , ------ —_______________ -'V..-- ...... .··. 3厂所轉送的發射資料。_ 請參閱圖3，該實施例與前文中參照圖1而說明的實 施例相似之處在於：係自該全向天線裝置（8 )將一無線 電控制信號傳送到接收機（9 )，以便產生一起動信號， 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注意事項再填寫本頁) *裝--------訂ί —-------芦 經濟部智慧財產局員工消費合作社印製 -9- -466846A radio receiver device associated with the auxiliary antenna device in operation, and an output end of the radio receiver device is coupled to a control device of the controllable antenna tracking mechanism device; a device for transmitting a radio control signal, A radio control signal for a predetermined frequency is transmitted from a remote transmitter device, received by the auxiliary v / antenna device, and transmitted to the radio receiver device so as to be output at the radio receiver device. A motion signal is generated on the control device, so that the control device uses the start signal to activate the controllable antenna tracking mechanism ^ in order to align and track the directional antenna device via a satellite / receive transmission via the satellite and the gateway station Information for the user terminal. / In order to make the present invention easier to implement, embodiments of the present invention will now be described with reference to the accompanying drawings. These drawings include: Fig. 1 shows a first embodiment of the present invention. Fig. 2 shows a second embodiment of the present invention. Fig. 3 shows a third embodiment of the present invention. Fig. 4 shows a fourth embodiment of the present invention. This paper size applies to China National Standard (CNS) A4 specification (210 X 297 mm) (Please read the precautions on the back before filling this page) Pei -------- Order ·· ------ --- Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs // Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs v N466 8 4 6 V. Description of the invention (5 A7 B7 component comparison table ^ 1: Ground gateway station 2 4: Directional tracking antenna device 3: Orbiting satellite 4 a: Antenna tracking control device 5: Transceiver 6: Processor 7: User personal computer and telephone equipment 8: Auxiliary omnidirectional antenna device 9: Receiver 1 〇: Satellites 1 1 synchronized with the rotation of the earth: ground calling system 12: leading satellite j 靑 Refer to FIG. 1 ′, which shows a part of a LE 0 communication system, the LEO communication system includes: a ground gateway station (1), The ground gateway station (1) has a directional tracking antenna device (2) associated with the ground gateway station (1) in operation;-an orbiting satellite (3); and a geographically remote user Terminal, the user terminal includes a certain direction tracking antenna device (4), A tracking mechanism (not shown) associated with an antenna tracking control device (4a), a transceiver (5), a processor (6), a user's personal computer and telephone equipment (7), and via A receiver (9) and a processor (6 paper-size paper g national standard (CNS) A4 specifications (210 X 297 feet)) ------— l · — installed i I II I --Order--I I ---- I ': / --V. (Please read the notes on the back before filling out this page) 466846 A7 _ B7 V. Description of the invention (6)) An auxiliary omnidirectional The antenna device (8). In use, such as the second phase of the electric power plant, which is beautiful. The high-speed data is selectively transmitted to the Ligueli household I winter terminal, and then transmitted through the ground gateway station (1). A radio control signal is transmitted by the satellite (3). On the user terminal, the auxiliary omnidirectional antenna device (8) receives the control signal and transmits the control signal to the receiver (9) Processing the output of the receiver (9) in a processor (6), < so as to generate two §_lLi, 1, ^ and make the awning line: p_control device S (4a) start the tracking Mechanism, so that the directional tracking antenna device (4) is aimed at and tracks the satellite (3 ..-.- **. Machine · ^., — '• Kissing ·· »., .. *, ... .... ... .... ·· .. " '一. · 、、 ..) in order to receive and store the g-data. It is best to finish the transmission after completing the transfer. * ≫ _' 一 .- ~ · «. ·. ---- —« aWllflh— " 'I am jealous to stop starting the directional tracking antenna. -...... ·;-Sincerity > *-〇 «^-r. ≫-> ··· — ------------- -----. ... Please refer to FIG. 2. In this embodiment, during the standstill period when the tracking mechanism stops, the directional antenna device (4) is used as an auxiliary antenna and is fixedly aligned with the earth. The rotation-synchronized satellite (10), and the rotation-synchronized satellite (10) transmits a radio control signal selectively transmitted via the communication system of the rotation-synchronized satellite, and the directional antenna (4 ) Receiving the radio control signal, and transmitting the radio control signal to the associated transceiver, so that the control device (4a) starts the tracking mechanism of the user terminal, and uses the directional antenna (4) Aim and track the satellite (3) in order to receive and store the satellite (, ------ --_______________ -'V ..-- ...... ........ The transmission data transmitted by the 3 factories._ Referring to FIG. 3, this embodiment is similar to the embodiment described above with reference to FIG. 1 in that a radio control signal is transmitted from the omnidirectional antenna device (8) to a receiver (9) so that Generate a motion signal, this paper size is applicable to China National Standard (CNS) A4 (210 X 297 mm) (Please read the precautions on the back before filling this page) * 装 -------- Order ί — ------- Printed by the Consumer Cooperative of the Intellectual Property Bureau of Lu Economic Ministry-9- -466846
五、發明說明（7 ) 而使天線追蹤控制裝置（4 a )啓動該追蹤機構。然而， 本實施例中的不同之處是係自一地面呼叫系統（χ丨）發 射該無線電控制信號。 t - 圖4示出本發明的又一實施例。 在圖1所示實施例的該替代實施例中，可利用一前導 衛星（1 2 )啓動該終端機，其方式爲由該前導衛星7^ 1 2 )傳送一喚醒信號，而、由該用戶終端機的輔助全向天 *** · ^ *·»*|. *'-1·-.ι/；ί . ......· .....— - ，t____5. Description of the invention (7) and the antenna tracking control device (4a) starts the tracking mechanism. However, the difference in this embodiment is that the radio control signal is transmitted from a ground calling system (χ 丨). t-Fig. 4 shows a further embodiment of the invention. In the alternative embodiment of the embodiment shown in FIG. 1, a terminal satellite (12) can be used to activate the terminal by transmitting a wake-up signal from the satellite 7 ^ 1 2), and by the user Terminal's auxiliary omnidirectional sky *** · ^ * · »* |. * '-1 · -.ι /; ί. ...... · .....—-, t____
線（8 )接收該喚醒信號。該喚醒信號啓動該用戶終端機 的追蹤天線（4 )、以及該追縱天線相關聯的追縱機構及 追蹤控制裝置，且開始進行鎖定該繞軌道運行衛星（3) 之程序。 V 該前導衛星最好是能夠經由該輔助接收機（9)所調 諧到的一呼叫頻道而廣播該喚醒信號。該喚醒信號可以是 一導向一單一甩戶終端機之編碼信號，或者也可以將該喚 醒信號配置成可啓動一群用戶終端機。 〆 該前導衛星的呼叫頻道可以是諸如9.6千赫的一窄 頻頻道，這是因爲該喚醒呼叫可以是一簡短訊息。^ (請先閱讀背面之注意事項再填寫本頁) 裝----I---訂-----------換” 經濟部智慧財產局員工消費合作社印製 部星 一 衛 群步 星同 衛轉 統旋 > 系球 訊地 通與 該一 是或 以、 可分 ) 部 2 -一—I 的 C群 星星 衛衛 導立 前獨 該一 、 分。 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） _ 1 〇 _Line (8) receives the wake-up signal. The wake-up signal activates the tracking antenna (4) of the user terminal, and the tracking mechanism and tracking control device associated with the tracking antenna, and starts the procedure of locking the orbiting satellite (3). V The pilot satellite is preferably capable of broadcasting the wake-up signal via a call channel tuned to the auxiliary receiver (9). The wake-up signal may be a coded signal directed to a single home terminal, or the wake-up signal may be configured to start a group of user terminals.的 The calling channel of the pilot satellite can be a narrow-band channel such as 9.6 kHz, because the wake-up call can be a short message. ^ (Please read the precautions on the back before filling out this page) Install ---- I --- Order ----------- Change "Printed by Xing Yiwei, Staff Consumer Cooperative of Intellectual Property Bureau, Ministry of Economic Affairs Qunxingtongwei turns to the circle> The ball is connected to the first and the second group of the C group star guards in the 2nd-I-I stand alone before the stand. This paper standard applies China National Standard (CNS) A4 specification (210 X 297 mm) _ 1 〇 _