WO2009143659A1 - 泊车信息终端、泊车咪表网桥及汽车泊车场系统 - Google Patents

泊车信息终端、泊车咪表网桥及汽车泊车场系统 Download PDF

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Publication number
WO2009143659A1
WO2009143659A1 PCT/CN2008/001154 CN2008001154W WO2009143659A1 WO 2009143659 A1 WO2009143659 A1 WO 2009143659A1 CN 2008001154 W CN2008001154 W CN 2008001154W WO 2009143659 A1 WO2009143659 A1 WO 2009143659A1
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WIPO (PCT)
Prior art keywords
parking
circuit
bus
information terminal
chip
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PCT/CN2008/001154
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English (en)
French (fr)
Inventor
郭建国
毛星原
Original Assignee
Guo Jianguo
Mao Xingyuan
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Application filed by Guo Jianguo, Mao Xingyuan filed Critical Guo Jianguo
Publication of WO2009143659A1 publication Critical patent/WO2009143659A1/zh

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/02—Marketing; Price estimation or determination; Fundraising
    • G06Q30/0283—Price estimation or determination
    • G06Q30/0284—Time or distance, e.g. usage of parking meters or taximeters
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/02—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/24—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for parking meters
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/24—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for parking meters
    • G07F17/246—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for parking meters provided with vehicle proximity-detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD]
    • H04L12/4135—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD] using bit-wise arbitration

Definitions

  • the invention relates to a networked automobile parking information terminal, a parking meter bridge used together with the networked automobile parking information terminal, and the networked automobile parking information terminal and the parking meter network
  • a networked car parking system consisting of bridges.
  • it relates to a "GPS-Position Parking Information Terminal” and an "Ultrasonic Positioning Parking Information Terminal” and a local area network parking management system composed of a parking meter bridge device.
  • the parking meter bridge constitutes a distributed city parking service operation system through the TD-SCDMA/GPRS wireless network.
  • the "GPS positioning parking information terminal” and the “ultrasonic positioning parking information terminal” may be simply referred to as: parking information terminal.
  • Chinese invention patent 200410065434. 6 discloses a type: "parking information terminal, car remote controller, parking meter and parking network system".
  • the wireless IC card parking information terminal B corresponding to each parking space of the parking lot is provided with a CPU microprocessor, and the CPU is connected with a DCPL network communication interface circuit, a modulation and demodulation circuit, and a radio transceiver circuit;
  • There is an IC card code information storage and inquiry circuit wherein the IC card code information storage and inquiry circuit performs two-way wireless communication through the wireless transceiver circuit and the vehicle IC card code remote controller set on the parked vehicle; and simultaneously through the DCPL network communication interface and setting Two-way communication is carried out at the parking meter of the parking lot.
  • a berth light display and a buzzer are connected to the information transceiving device and can execute commands from the in-vehicle IC card coded remote controller; a charging device can be provided.
  • the communication between the parking information terminal and the vehicle-mounted IC card coded remote controller uses a radio transmission and reception method; the parking information terminal uses a wired communication method of the DCPL network communication interface to communicate with the parking meter.
  • the above parking information terminal and the three devices of the car remote controller and the parking meter disclosed in the same patent are connected into a parking management network by a wireless transceiver circuit or a DCPL field bus.
  • the invention further increases the "GPS positioning parking information terminal” and the “ultrasonic positioning parking information terminal” based on the above-mentioned 200410065434.
  • 6 Chinese invention patent "parking information terminal, car remote controller and parking network system”, GPS satellite positioning technology and ultrasonic positioning technology are applied to vehicle parking detection to form a new GPS positioning networked parking platform and parking information terminal. Form a reliable, durable, low-power, safe GPS positioning networked parking lot system and its parking information terminal.
  • the technical solution of the present invention is a networked automobile parking information terminal, wherein a CPU microprocessor is arranged, and the CPU microprocessor is connected with a DCPL network communication interface circuit or a CAN-Bus bus communication interface circuit.
  • the DCPL network or the CAN-Bus bus communication interface is bidirectionally communicated with the parking meter bridge disposed in the parking lot; and the CPU microprocessor is further connected with a GPS circuit and an ultrasonic circuit, wherein
  • the parking space of the networked parking information terminal is provided with one of the following two devices or two devices at the same time: a. GPS positioning parking mechanism, the GPS positioning parking mechanism is provided with a GPS positioning receiving circuit and Microcontroller circuit
  • an ultrasonic positioning parking mechanism wherein the ultrasonic positioning parking mechanism is provided with an ultrasonic transmitting and receiving device and a microcontroller circuit;
  • the microcontroller circuits of the above two devices are respectively connected to the CPU microprocessor in the networked parking information terminal device via the DCPL network or the CAN-Bus bus.
  • the PDA handset is equipped with an RFIC card reader circuit.
  • the PDA handset is equipped with an RF wireless communication circuit and communicates bidirectionally with the parking meter bridge device.
  • the networked parking information terminal (CPU microprocessor) is provided with a berth light display, or connected to the blocking system (or respectively called an alarm mechanism and an anti-theft mechanism) through a DCPL-Bus or CAN-Bus bus;
  • the blocking system includes drive circuits and actuators, and its actuators can be:
  • the buried flap parking blocker includes various types of vehicle blocking anti-theft devices such as a railing type, a baffle type, and a hook-lock type; and may also be various alarm type anti-theft mechanisms including a light display alarm or an audible alarm device.
  • vehicle blocking anti-theft devices such as a railing type, a baffle type, and a hook-lock type
  • alarm type anti-theft mechanisms including a light display alarm or an audible alarm device.
  • the various blocking systems described above may be one, two or a plurality of them.
  • the "blocking system” can execute commands from the networked parking information terminal or the parking meter bridge to block or release the parked vehicle.
  • the parking information terminal having the GPS positioning receiving circuit and the microcontroller circuit may be referred to as a "GPS positioning parking information terminal”; the parking information terminal provided with the ultrasonic transmitting and receiving device and the microcontroller circuit may be referred to as "" Ultrasonic positioning parking information terminal”.
  • the two can be referred to as: parking information terminal.
  • the solution for accomplishing the second invention task of the present invention is a parking meter bridge, which is provided with a DCPL-Bus communication interface circuit or a CAN-Bus bus communication interface circuit, and performs two-way communication with the networked parking information terminal device.
  • the utility model is characterized in that: the parking meter bridge is further provided with: a core processing unit, a wireless communication unit, an RFIC card read/write circuit unit; wherein, the core processing unit is isolated by an ARM9/ARM7 series microcontroller and a DCPL-Bus loop Bus interface, CAN_Bus isolation interface, USB interface, memory (flashRAM, SDRAM), audio circuit (Audio), display circuit (TFT LCD:), keyboard circuit (Keyboard), time circuit, power supply voltage circuit circuit; wireless communication The unit uses TD-SCDMA broadband wireless communication module (for example: SU130-DIP module).
  • RFIC The card read/write circuit unit is composed of a key micro-controller IC1, a reset circuit IC2, an encrypted memory IC3, a card reader IC4, and peripheral devices.
  • the solution for accomplishing the third invention task of the present invention is a networked automobile parking lot system composed of the above-mentioned networked automobile parking information terminal and parking meter bridge, and the host of the system is a parking meter bridge.
  • the host connects multiple field slaves through a twisted pair cable, and realizes addressable remote digital communication function and provides DC power supply function through the twisted pair cable;
  • the slave device is a networked parking information terminal device, and the networked car parking information terminal is provided with a CPU microprocessor, and the CPU microprocessor is connected with a DCPL-Bus network communication interface circuit or a CAN-Bus bus.
  • the communication interface circuit performs bidirectional communication with the parking meter bridge disposed in the parking lot through the DCPL-Bus or CAN-Bus bus communication interface; at the same time, the CPU microprocessor further has a GPS wireless receiving circuit and an ultrasonic circuit.
  • the parking meter bridge has an ammeter timer, a price display, an RFIC card reader and a wireless or wired communication device, and a DCPL-Bus or CAN-Bus bus and a networked parking information terminal. Perform two-way communication;
  • the utility model is characterized in that: the parking space of the networked parking information terminal is provided with one of the following two devices or two devices at the same time:
  • the GPS positioning parking mechanism is provided with a GPS positioning receiving circuit and a micro controller circuit 5
  • an ultrasonic positioning parking mechanism wherein the ultrasonic positioning parking mechanism is provided with an ultrasonic transmitting and receiving device and a microcontroller circuit;
  • the microcontroller circuits of the above two devices are respectively connected to the CPU microprocessor in the networked parking information terminal device.
  • the GPS positioning parking information terminal is installed on each ground parking space in the open parking lot; the ultrasonic positioning parking information terminal is installed indoors and underground. On the ground parking space in the parking lot.
  • DCPL network has been described in detail in the Chinese invention patent 03132268. 9: "DCPL field bus and network pre-paid bridge of network smart metering terminal".
  • the specific structure of the field network bus system is the host (parking meter bridge) can also be applied in the form of CAN-BUS.
  • the PDA handheld is equipped with RF without Line communication circuit, and two-way communication with the parking meter bridge.
  • the networked parking lot system is provided with a city parking service operation center, and the city parking service operation center is provided with a computer, and the various parking meter bridges distributed throughout the city pass the TD.
  • the SCDMA/GPRS wireless network is connected to the computer of the parking service operation center.
  • the networked car parking lot system can be equipped with wind power and solar power generating devices to provide power for each device of the parking system.
  • the "GPS-positioned parking information terminal” uses GPS satellite positioning technology to determine whether the vehicle is parked, and is connected to the parking meter bridge through DCPL-Bus or CAN-Bus to form a networked management. Car parking lot.
  • the "ultrasonic positioning parking information terminal” uses ultrasonic positioning technology to judge whether the vehicle is parked, and is connected with the parking meter bridge through DCPL-Bus or CAN-Bus to form network management. Car parking lot.
  • the open parking lot system can be powered by wind power generation equipment and solar cells.
  • the parking meter bridge communicates wirelessly with the City Parking Operations Management Center via TD-SCDMA or GPRS.
  • the "GPS-Position Parking Information Terminal” described above uses GPS satellite positioning technology to determine whether the vehicle is parked.
  • the working principle is that the "GPS Positioning Parking Information Terminal” is installed on each ground parking space in the open parking lot.
  • the “GPS-positioned parking information terminal” is internally designed with circuits such as a GPS positioning receiving circuit and a microcontroller. When there is no vehicle parking on the parking space, the “GPS Positioning Parking Information Terminal” can normally receive the synchronous UTC time, latitude and longitude information of more than 3 global positioning satellites. When there is a vehicle parking on the parking space, the “GPS-positioned parking information terminal” is covered by the vehicle (the GPS-positioned parking information terminal is under the vehicle chassis). Since the vehicle chassis and the outer casing are made of metal materials, the satellites of the global positioning system are affected. The reception of the wireless signal makes the "GPS-positioned parking information terminal” unable to normally receive the synchronized UTC time, latitude, and longitude information in the GPS of the global positioning system. At this time, the circuit such as the microcontroller determines that the vehicle is parked.
  • the "GPS-Positioned Parking Information Terminal” can operate at low-power throughout the day in open-air parking lots, see Figure 2.
  • the "ultrasonic positioning parking information terminal” described above adopts ultrasonic transmission and reception, and the ultrasonic reflection positioning technology formed by the vehicle chassis determines whether the vehicle is parked.
  • the "Ultrasonic Positioning Parking Information Terminal” is installed in each of the ground parking spaces in the indoor and underground parking lots.
  • the "parking meter bridge” can be powered by wind power generation equipment and solar cells, and passed DCPL-Bus or CAN- Bus and digital communication management with parking information terminal, block diagram of parking meter bridge circuit, see Figure 3.
  • the parking information terminal described above can simultaneously use the GPS positioning and ultrasonic positioning parking principle circuit, or can be combined in one parking information terminal at the same time.
  • the "GPS Positioning Parking Information Terminal” and “Ultrasonic Positioning Parking Information Terminal” devices are provided with a glass body casing, and the glass body casing is provided with a positioning parking circuit main board and accessories, as shown in FIG.
  • the circuit board in the parking information terminal described above mainly includes: DCPL-Bus or CAN-B US two types of parking information terminals.
  • the parking information terminal comprises: a GPS positioning receiving unit, an ultrasonic detecting unit, a core micro controller and a regulated power supply unit.
  • the core microcontroller and the regulated power supply unit in the parking information terminal of the CAN-BUS form use the ARM7 (LPC2119) microcontroller and the corresponding regulated power supply circuit, while the DCPL-Bus form of the parking information terminal core micro
  • the controller and the regulated power supply unit adopt the P89LPC932 microcontroller and the UST7538BJB two-wire digital communication, power supply voltage regulator chip, and the corresponding regulated power supply circuit. See Figure 5 and Figure 6.
  • the invention applies GPS satellite positioning technology and ultrasonic positioning technology to vehicle parking detection, and constitutes a new GPS positioning networked parking lot system and its parking information terminal.
  • a reliable, durable, low-power, safe GPS-positioned networked parking lot system and its parking information terminal are formed.
  • FIG. 1 is a structural diagram of a networked automobile parking lot system and a parking information terminal system thereof according to the present application.
  • FIG. 2 is a schematic diagram of the working operation of the vehicle using GPS satellite positioning in the present application.
  • Figure 3 is a schematic diagram of the circuit principle of the embodiment of the parking meter bridge.
  • Fig. 4 is a structural view showing the structure of the parking information terminal of the embodiment.
  • FIG. 5 is a schematic diagram of an RFIC card read/write circuit of an embodiment.
  • FIG. 6 is a circuit schematic diagram of an embodiment of a parking information terminal in the form of a CAN-Bus.
  • Figure 7 is a circuit schematic diagram of an embodiment of a parking information terminal in the form of DCPL-Bus.
  • Embodiment 1 referring to FIG. 1 and FIG. 2:
  • the "networked automobile parking lot system and its parking information terminal” is composed of “parking meter bridge”, “GPS positioning parking information terminal” or “Ultrasonic positioning parking information terminal”, administrator handset PDA and wind power and solar power generation equipment.
  • GPS satellite positioning technology is used to judge whether the vehicle is parked.
  • the working principle is that "GPS positioning parking information terminal” is installed on each ground parking space in the open parking lot. "GPS positioning parking information terminal” is designed with GPS inside. Position the receiving circuit and the microcontroller and other circuits. When there is no vehicle parking on the parking space, the “GPS Positioning Parking Information Terminal” can normally receive the synchronous UTC time, latitude and longitude information of more than 3 global positioning satellites. When there is a vehicle parking on the parking space, the "GPS-positioned parking information terminal” is covered by the vehicle (the GPS-positioned parking information terminal is under the vehicle chassis).
  • the "GPS-positioned parking information terminal” unable to normally receive the synchronized UTC time, latitude, and longitude information in the GPS of the global positioning system.
  • the circuit such as the microcontroller determines that the vehicle is parked.
  • the "GPS Positioning Parking Information Terminal” can work at low-power all-weather in open-air parking lots.
  • the "Parking Meter Bridge” in the present invention mainly comprises: a core processing unit, a wireless communication unit, and an RFIC card reading and writing circuit unit.
  • the core processing unit is mainly composed of ARM9/ARM7 series microcontroller, DCPL-Bus loop isolation bus interface, CAN-Bus isolation interface, USB interface, memory (flashRAM, SDRAM), audio circuit (Audio), display circuit (TFT LCD ), keyboard circuit (Keyboard), handheld PDA wireless communication RF circuit, time circuit, power supply voltage regulator circuit.
  • the wireless communication unit adopts China's TD-SCDMA broadband wireless communication module (for example: SU130-DIP module).
  • the RFIC card read/write circuit unit is composed of a key micro-controller IC1, a reset circuit IC2, an encryption memory IC3, a card reader IC4, and peripheral devices.
  • the "parking information terminal device" of the present invention mainly comprises: 1. a glass casing; 2. an ultrasonic sensor; 3. a circuit board; 4. a base; 5. a wiring board 1; 7, flexible contactor; 8, connecting board 2; 9, Bus bus slot and so on.
  • the circuit board 3 in the "parking information terminal device” can adopt a GPS positioning receiving circuit and an ultrasonic detecting circuit to form a "GPS positioning parking information terminal” and an “ultrasonic positioning parking information terminal”. It can also be combined to form a "GPS positioning, ultrasonic positioning parking information terminal”.
  • the core microcontroller and the regulated power supply unit are IC1 microprocessor chip, adopt ARM7 series LPC2119 microprocessor chip; IC2 voltage regulator circuit chip HT7150; IC3—IC5 regulator circuit chip R111NXXXB series chip and peripheral components.
  • the GPS positioning receiving unit is composed of UB1 GPS information processing chip MN1010; UB2 amplifier chip RF2370; UB3 power monitoring chip TPS3106 and peripheral devices.
  • the ultrasonic detecting unit is composed of a U1 ultrasonic processing chip US0012; an ultrasonic transmitting and receiving sensor and peripheral devices.
  • the communication serial port RXD and TXD of the GPS information processing chip MN1010 are connected with the serial port TXD and RXD of the LPC2119 microprocessor chip.
  • the CAN-Bus is connected by the LPC2119 microprocessor chips RD1, TD1, see Figure 6.
  • the core microcontroller and the regulated power supply unit are composed of IC1 DCPL-Bus dedicated communication chip UST7538BJG, IC2 microprocessor chip, using P89LPC932 microprocessor chip; IC3 reset chip MAX809; IC4 - IC5 regulator circuit chip R111NXXXB series chip; IC6 or gate circuit; IC7 and gate circuit and peripheral components.
  • the GPS positioning receiving unit is composed of a UB1 GPS signal processing chip MN1010; a UB2 amplifier chip RF2370; a UB3 power monitoring chip TPS3106 and peripheral devices.
  • the ultrasonic detecting unit is composed of a U1 ultrasonic processing chip US0012; an ultrasonic transmitting and receiving sensor and peripheral devices.
  • the communication serial port RXD and TXD of the GPS information processing chip MN1010 pass through the IC6 or the gate circuit; the IC7 and the gate circuit are connected with the P89LPC932 microprocessor chip communication serial port TXD and RXD.
  • Ultrasonic processing chip US0012 gain control port 11, 12, 13, and alarm port 18, 19 and P89LPC932 microprocessor chip I / O port P0. 5, P0. 4, P0. 3, P0. 2, PO. 1 connected.
  • the DCPL-Bus is connected by the UST7538BJG dedicated communication chip MBUS, see Figure 7.

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Description

泊车信息终端、 泊车咪表网桥及汽车泊车场系统
技术领域
本发明涉及一种网络化汽车泊车信息终端，一种与该网络化汽车泊车信息终端共 同使用的泊车咪表网桥， 以及由该网络化汽车泊车信息终端与泊车咪表网桥组成的网 络化汽车泊车场系统。 尤其涉及一种 "GPS定位泊车信息终端"与 "超声波定位泊车 信息终端" 以及与泊车咪表网桥装置组成的局域网泊车管理系统。并且泊车咪表网桥 通过 TD-SCDMA/GPRS无线网组成分布式城市泊车服务运营系统。 其中 "GPS定位泊车 信息终端"与 "超声波定位泊车信息终端"可以简称为： 泊车信息终端。
背景技术
中国发明专利 200410065434. 6公开了一种： "泊车信息终端、 车载遥控器、 泊 车咪表以及泊车网络系统"。其中， 分别对应停车场每个泊车位的无线 IC卡泊车信息 终端 B中，设有 CPU微处理器， CPU上连接有 DCPL网络通讯接口电路、调制解调电路、 无线电收发电路； CPU中设有 IC卡编码信息存储与査询电路， 其中 IC卡编码信息存 储与查询电路通过无线收发电路与设置在停泊车辆上的车载 IC卡编码遥控器进行双 向无线通讯； 同时通过 DCPL网络通讯接口与设置在泊车场的泊车咪表进行双向通讯。 还可以设置有泊位灯光显示器与蜂鸣器、泊车车辆无线探测电磁传感器， 及阻拦系统 的电动机驱动电路等。 这些装置与信息收发装置连接， 可以执行车载 IC卡编码遥控 器发来的指令； 可以设有收费装置。
所述的泊车信息终端与车载 IC卡编码遥控器之间的通讯，釆用无线电收发方式； 泊车信息终端采用 DCPL网络通讯接口的有线通讯方式与泊车咪表进行通讯。
以上泊车信息终端与同一专利中公开的车载遥控器、 泊车咪表三种装置以无线 收发电路或 DCPL现场总线连接成泊车管理网络。
发明内容
本发明是在上述 200410065434. 6中国发明专利 "泊车信息终端、 车载遥控器以 及泊车网络系统"基础上， 进一步增加 "GPS定位泊车信息终端"与 "超声波定位泊 车信息终端" ， 将 GPS卫星定位技术与超声波定位技术应用在车辆泊车探测， 构成 新的 GPS定位网络化汽车泊.车场系统及其泊车信息终端。 形成可靠、 耐用、 低功耗、 安全的 GPS定位网络化汽车泊车场系统及其泊车信息终端。
本发明的技术方案是， 一种网络化汽车泊车信息终端， 其中设有 CPU微处理器， 该 CPU微处理器上连接有 DCPL网络通讯接口电路或 CAN-Bus总线通讯接口电路， 通 过 DCPL网络或 CAN- Bus总线通讯接口与设置在泊车场的泊车咪表网桥进行双向通讯; 同时所述的 CPU微处理器上还连接有 GPS电路和超声波电路， 其特征在于， 所述的网 络化泊车信息终端的停车位上设有以下两种设备之一或同时设有以下两种设备： a. GPS定位泊车机构，该 GPS定位泊车机构内部设有 GPS定位接收电路及微控制 器电路；
b. 超声波定位泊车机构， 该超声波定位泊车机构中设有超声波发射与接收装置 及微控制器电路；
以上两种设备的微控制器电路分别通过 DCPL网络或 CAN-Bus总线与网络化泊车 信息终端装置中的 CPU微处理器连接。
以上方案的进一步优化， 有以下优化方案：
1、 设有现场管理员 PDA手持机设有 RFIC卡读卡电路， 该 PDA手持机设有 RF无 线通讯电路， 并与泊车咪表网桥装置双向通讯。
2、 网络化泊车信息终端 （的 CPU微处理器） 上设置有泊位灯光显示器， 或通过 DCPL-Bus或 CAN-Bus总线与阻拦系统（或分别称为报警机构和防盗机构）连接；该"阻 拦系统" 中包括有驱动电路和执行机构， 其执行机构可以是：
地埋式翻板泊车阻拦器， 包括栏杆式、 挡板式、 钩锁式等各种车辆阻拦防盗器； 也可以是包括灯光显示报警或声音报警装置等各种报警式防盗机构。
以上所述的各种阻拦系统可以是采用其中的一种、 两种或同时采用多种。
该 "阻拦系统"可以执行网络化泊车信息终端或泊车咪表网桥发来的指令， 对所 泊车辆拦阻或放行。
其中设有 GPS定位接收电路及微控制器电路的泊车信息终端可以称为 "GPS定位 泊车信息终端" ； 设有超声波发射与接收装置及微控制器电路的泊车信息终端可以 称为"超声波定位泊车信息终端" 。 两者可以简称为： 泊车信息终端。
完成本发明第二个发明任务的方案是， 一种泊车咪表网桥， 设有 DCPL-Bus通讯 接口电路或 CAN- Bus总线通讯接口电路， 与网络化泊车信息终端装置进行双向通讯， 其特征在于， 该泊车咪表网桥中还设有： 核心处理单元、无线通讯单元、 RFIC卡读写 电路单元； 其中， 核心处理单元由 ARM9/ARM7系列微控制器、 DCPL-Bus回路隔离总线 接口、 CAN_Bus隔离接口、 USB接口、存储器（flashRAM、 SDRAM),音频电路（Audio)、 显示器电路 （TFT LCD：)、 键盘电路 （Keyboard) 、 时间电路、 电源稳压电路电路所组 成； 无线通讯单元采用 TD-SCDMA宽带无线通讯模块 （例如： SU130- DIP模块）。 RFIC 卡读写电路单元是由密钥微控制器 IC1、 复位电路 IC2、 加密存储器 IC3、 读写卡器 IC4及外围器件所组成。
上述泊车咪表网桥的优化方案中， 还设有手持机 PM无线通讯 RF电路。
完成本发明第三个发明任务的方案是， 一种由上述网络化汽车泊车信息终端、 泊车咪表网桥组成的网络化汽车泊车场系统， 该系统的主机为泊车咪表网桥， 该主机 通过一根双绞线连接多台现场从机，并通过该双绞线实现可寻址远程数字通讯功能和 提供直流电源功能；
所述的从机为网络化泊车信息终端装置，该网络化汽车泊车信息终端中设有 CPU 微处理器， 该 CPU微处理器上连接有 DCPL-Bus网络通讯接口电路或 CAN-Bus总线通 讯接口电路， 通过 DCPL-Bus或 CAN-Bus总线通讯接口与设置在泊车场的泊车咪表网 桥进行双向通讯；同时所述的 CPU微处理器上还设有 GPS无线接收电路和超声波电路； 所述的泊车咪表网桥上设有咪表计时器、 价格显示器、 RFIC卡读卡器和无线或 有线通讯装置， 并通过 DCPL-Bus或 CAN-Bus总线与网络化泊车信息终端进行双向通 讯；
其特征在于，所述的网络化泊车信息终端的停车位上设有以下两种设备之一或同 时设有以下两种设备：
a. GPS定位泊车机构，该 GPS定位泊车机构内部设有 GPS定位接收电路及微控制 器电路 5
b. 超声波定位泊车机构， 该超声波定位泊车机构中设有超声波发射与接收装置 及微控制器电路；
以上两种设备的微控制器电路分别与网络化泊车信息终端装置中的 CPU微处理器 连接。
停车位上只设置以上两种设备之一时，所述的 GPS定位泊车信息终端是安装在露 天泊车场中每个地面泊车位上；所述的超声波定位泊车信息终端是安装在室内及地下 停车场中每个地面泊车位上。
本发明所涉及的 DCPL网络已在中国发明专利 03132268. 9:"网络智能表计量终端 的 DCPL现场总线及网络预收费网桥" 中详细叙述。 现场网络总线体系的具体结构是 主机 （泊车咪表网桥） 也可以应用 CAN-BUS总线形式。
以上方案的进一步优化， 有以下优化方案：
1、 设有现场管理员 PDA手持机设有 RFIC卡读卡电路， 该 PDA手持机设有 RF无 线通讯电路， 并与泊车咪表网桥进行双向通讯。
2、 所述的网络化汽车泊车场系统中设有城市泊车服务运营中心， 该城市泊车服 务运营中心中设有计算机， 所述的分布在城市各地的各个泊车咪表网桥通过 TD-SCDMA/GPRS无线网与该泊车服务运营中心的计算机连接。
3、本网络化汽车泊车场系统中可以设有风力和太阳能发电装置， 为泊车系统的 各设备提供电源。
本发明的主要特征有：
(1)、 露天泊车场中 "GPS定位泊车信息终端"是采用 GPS卫星定位技术判断车辆 是否泊车， 通过 DCPL-Bus或 CAN-Bus与泊车咪表网桥连接， 形成网络化管理的汽车 泊车场。
(2)、室内及地下停车场中 "超声波定位泊车信息终端"是采用超声波定位技术判 断车辆是否泊车， 通过 DCPL-Bus或 CAN-Bus与泊车咪表网桥连接， 形成网络化管理 的汽车泊车场。
(3)、露天泊车场系统可采用风力发电装置与太阳能电池供电。 泊车咪表网桥通过 TD-SCDMA或 GPRS与城市泊车运营管理中心进行无线数字通讯。
更具体地说， 本申请实现上述发明目的的方案和工作原理是：
(1)、 所述的 "GPS定位泊车信息终端"是采用 GPS卫星定位技术判断车辆是否泊 车。工作原理是 "GPS定位泊车信息终端"是安装在露天泊车场中每个地面泊车位上。
"GPS定位泊车信息终端" 内部设计有 GPS定位接收电路及微控制器等电路。 当泊车 位上没有车辆停车， "GPS定位泊车信息终端"能正常接收 3颗以上全球定位卫星 GPS 中同步 UTC时间、 纬度、 经度信息。 当泊车位上有车辆停车， 这时 " GPS定位泊车信 息终端"被车辆覆盖（GPS定位泊车信息终端在车辆底盘下面）， 由于车辆底盘及外壳 是金属材料， 影响了全球定位系统各个卫星无线信号的接收， 使得 " GPS定位泊车信 息终端"不能正常接收全球定位系统 GPS中同步 UTC时间、 纬度、 经度信息， 此时微 控制器等电路判断有车辆停车。 "GPS定位泊车信息终端"可以在露天泊车场中全天 候低功耗工作， 参看附图 2。
(2)、所述的 "超声波定位泊车信息终端"是采用超声波发射与接收， 由车辆底盘 形成超声波反射定位技术判断车辆是否泊车。 "超声波定位泊车信息终端"是安装在 室内及地下停车场中每个地面泊车位上。
(3)、所述的 "泊车咪表网桥"可以采用风力发电装置与太阳能电池供电， 并通过 DCPL-Bus或 CAN- Bus与泊车信息终端进行数字通讯管理， 泊车咪表网桥电路原理框 图， 参看附图 3。
(4)、 所述的泊车信息终端， 可以同时使用 GPS定位与超声波定位泊车原理电路， 也可以同时复合在一个泊车信息终端中。
(5)、 所述的 "GPS定位泊车信息终端"与 "超声波定位泊车信息终端"装置是采 用玻璃体外壳， 玻璃体外壳内部装有定位泊车电路主板及配件， 参看附图 4。
(6)、所述的泊车信息终端中电路主板主要有： DCPL- Bus或 CAN-BUS两种泊车信息 终端。 泊车信息终端包括： GPS定位接收单元、 超声波探测单元、 核心微控制器及稳 压电源单元所组成。其中 CAN-BUS形式的泊车信息终端中核心微控制器及稳压电源单 元是采用 ARM7 (LPC2119)微控制器与相应的稳压电源电路， 而 DCPL-Bus形式的泊车 信息终端中核心微控制器及稳压电源单元是采用 P89LPC932微控制器与 UST7538BJB 两线制数字通讯、 电源稳压芯片， 以及相应的稳压电源电路， 参看附图 5、 图 6。
本发明将 GPS卫星定位技术与超声波定位技术应用在车辆泊车探测，构成了新的 GPS定位网络化汽车泊车场系统及其泊车信息终端。 形成可靠、 耐用、 低功耗、 安全 的 GPS定位网络化汽车泊车场系统及其泊车信息终端。
附图说明
图 1为本申请网络化汽车泊车场系统及其泊车信息终端系统结构图。
图 2为本申请采用 GPS卫星定位车辆泊车工作原理图。
图 3为泊车咪表网桥实施例电路原理结构图。
图 4为实施例泊车信息终端结构组装图。
图 5为实施例 RFIC卡读写电路原理图
图 6为 CAN-Bus形式的泊车信息终端实施例的电路原理图。
图 7为 DCPL-Bus形式的泊车信息终端实施例的电路原理图。
具体实施方式
实施例 1， 参照图 1、 图 2: 在本发明所述 "网络化汽车泊车场系统及其泊车信息 终端"是由 "泊车咪表网桥" 、 "GPS定位泊车信息终端"或 "超声波定位泊车信息 终端" 、 管理员手持机 PDA以及风力和太阳能发电装置所组成。
"网络化汽车泊车场系统及其泊车信息终端"应用在城市分布式露天泊车场时， 是采用 GPS卫星定位技术判断车辆是否泊车。 工作原理是 "GPS定位泊车信息终端" 是安装在露天泊车场中每个地面泊车位上， "GPS定位泊车信息终端" 内部设计有 GPS 定位接收电路及微控制器等电路。 当泊车位上没有车辆停车， "GPS定位泊车信息终 端"能正常接收 3颗以上全球定位卫星 GPS中同步 UTC时间、 纬度、 经度信息。 当泊 车位上有车辆停车， 这时 "GPS定位泊车信息终端"被车辆覆盖 （GPS定位泊车信息 终端在车辆底盘下面）， 由于车辆底盘及外壳是金属材料， 影响了全球定位系统各个 卫星无线信号的接收，使得 "GPS定位泊车信息终端"不能正常接收全球定位系统 GPS 中同步 UTC时间、 纬度、 经度信息， 此时微控制器等电路判断有车辆停车。 "GPS定 位泊车信息终端"可以在露天泊车场中全天候低功耗工作。
参照图 3、 图 5: 在本发明所述 "泊车咪表网桥"主要包括有： 核心处理单元、 无 线通讯单元、 RFIC卡读写电路单元三大部分组成。其中，核心处理单元主要由 ARM9/ARM7 系列微控制器、 DCPL- Bus回路隔离总线接口、 CAN-Bus隔离接口、 USB接口、 存储器 (flashRAM, SDRAM),音频电路（Audio )、显示器电路（TFT LCD),键盘电路（Keyboard)、 手持机 PDA无线通讯 RF电路、 时间电路、 电源稳压电路电路所组成。无线通讯单元采用 我国 TD- SCDMA宽带无线通讯模块 （例如： SU130-DIP模块）。 RFIC卡读写电路单元是由 密钥微控制器 IC1、 复位电路 IC2、 加密存储器 IC3、 读写卡器 IC4及外围器件所组成。
参照图 4: 在本发明所述 "泊车信息终端装置"主要包括： 1、 玻璃壳体； 2、超 声波传感器； 3、 电路主板； 4、 底座； 5、 接线板 1 ； 6、 保护突起台； 7、 弹性接点 器； 8、 连接板 2; 9、 Bus总线槽等所组成。
所述的 "泊车信息终端装置" 中电路主板 3， 可采用 GPS定位接收电路与超声波 探测电路， 形成 "GPS定位泊车信息终端"与 "超声波定位泊车信息终端" 。 也可以 两者复合形成 "GPS定位、 超声波定位泊车信息终端" 。
所述的 CAN-BUS形式的 "泊车信息终端装置" 电路中，核心微控制器及稳压电源 单元由 IC1微处理器芯片，采用 ARM7系列 LPC2119微处理器芯片； IC2稳压电路芯片 HT7150; IC3— IC5稳压电路芯片 R111NXXXB系列芯片及外围器件组成。 GPS定位接收 单元由 UB1 GPS信息处理芯片 MN1010; UB2放大器芯片 RF2370; UB3电源监控芯片 TPS3106及外围器件组成。 超声波探测单元由 U1超声波处理芯片 US0012; 超声波发 射、 接收传感器及外围器件组成。 其中， GPS信息处理芯片 MN1010的通讯串口 RXD、 TXD与 LPC2119微处理器芯片通讯串口 TXD、 RXD相连。 超声波处理芯片 US0012增益 控制口 11、 12、 13、与报警口 18、 19与 LPC2119微处理器芯片 I/O口 P0 [14]、 PI [22]、 P0 [13]、 P0[12]、 P0 [11] 相连。 CAN- Bus由 LPC2119微处理器芯片 RD1、 TD1提供连 接， 参看图 6。 所述的 DCPL- Bus形式的 "泊车信息终端装置" 电路中， 核心微控制器及稳压电 源单元由 IC1 DCPL-Bus专用通讯芯片 UST7538BJG, IC2微处理器芯片，采用 P89LPC932 微处理器芯片； IC3复位芯片 MAX809; IC4— IC5稳压电路芯片 R111NXXXB系列芯片； IC6或门电路； IC7与门电路及外围器件组成。 GPS定位接收单元由 UB1 GPS信阜处理 芯片 MN1010; UB2放大器芯片 RF2370; UB3电源监控芯片 TPS3106及外围器件组成。 超声波探测单元由 U1超声波处理芯片 US0012; 超声波发射、 接收传感器及外围器件 组成。其中， GPS信息处理芯片 MN1010的通讯串口 RXD、 TXD通过 IC6或门电路； IC7 与门电路与 P89LPC932微处理器芯片通讯串口 TXD、RXD相连。超声波处理芯片 US0012 增益控制口 11、 12、 13、 与报警口 18、 19与 P89LPC932微处理器芯片 I/O口 P0. 5、 P0. 4、 P0. 3、 P0. 2、 PO. 1 相连。 DCPL-Bus由 UST7538BJG专用通讯芯片 MBUS提供连 接， 参看图 7。

Claims

权 利 要 求
1、 一种网络化汽车泊车信息终端， 其中设有 CPU微处理器， 该 CPU微处理器上 连接有 DCPL 网络通讯接口电路或 CAN-Bus 总线通讯接口电路， 通过 DCPL 网络或 CAN-Bus总线通讯接口与设置在泊车场的泊车咪表网桥进行双向通讯；同时所述的 CPU 微处理器上还设有 GPS无线接收电路和超声波电路， 其特征在于， 所述的网络化泊车 信息终端的停车位上设有以下两种设备之一或同时设有以下两种设备：
a. GPS定位泊车机构，该 GPS定位泊车机构内部设有 GPS定位接收电路及微控制 器电路；
b. 超声波定位泊车机构， 该超声波定位泊车机构中设有超声波发射与接收装置 及微控制器电路；
以上两种设备的微控制器电路分别通过 DCPL网络或 CAN-Bus总线与网络化泊车 信息终端装置中的 CPU微处理器连接。
2、 根据权利要求 1所述的网络化汽车泊车信息终端， 其特征在于， 还设有现场 管理员 PDA手持机设有 RFIC卡读卡电路， 该 PDA手持机设有 RF无线通讯电路， 并与 网络化泊车咪表网桥进行无线双向通讯。
3、 根据权利要求 1或 2所述的网络化汽车泊车信息终端， 其特征在于， 网络化 泊车信息终端的 CPU微处理器上设置有泊位灯光显示器，或通过 DCPL-Bus或 CAN-Bus 总线与阻拦系统连接； 该"阻拦系统"中包括有驱动电路和执行机构，其执行机构是： 地埋式翻板泊车阻拦器， 包括栏杆式、 挡板式、 钩锁式等各种车辆阻拦防盗器； 或
包括灯光显示报警或声音报警装置等各种报警式防盗机构。
4、 根据权利要求 1所述的网络化汽车泊车信息终端， 其特征在于，
所述的 CAN-BUS形式的泊车信息终端装置电路中，核心微控制器及稳压电源单元 由 IC1 微处理器芯片， 采用 ARM7系列 LPC2119微处理器芯片； IC2稳压电路芯片 HT7150; IC3— IC5稳压电路芯片 R111NXXXB系列芯片及外围器件组成； GPS定位接收 单元由 UB1 GPS信息处理芯片 MN1010; UB2放大器芯片 RF2370; UB3电源监控芯片 TPS3106及外围器件组成； 超声波探测单元由 U1超声波处理芯片 US0012; 超声波发 射、 接收传感器及外围器件组成； 其中， GPS信息处理芯片 MN1010的通讯串口 RXD、 TXD与 LPC2119微处理器芯片通讯串口 TXD、 RXD相连； 超声波处理芯片 US0012增益 控制口 11、 12、 13、 与报警口 18、 19与 LPC2119微处理器芯片 I/O口 P0 ( 14)、 P1 (22)、 P0 ( 13)、 P0 ( 12)、 P0 ( 11 ) 相连； CAN- Bus由 LPC2119微处理器芯片 RD1、 TD1提供连接；
所述的 DCPL- Bus形式的泊车信息终端装置电路中，核心微控制器及稳压电源单元 由 IC1 DCPL- Bus专用通讯芯片 UST7538BJG, IC2微处理器芯片， 采用 P89LPC932微 处理器芯片； IC3复位芯片 MAX809; IC4— IC5稳压电路芯片 R111NXXXB系列芯片； IC6 或门电路； IC7与门电路及外围器件组成； GPS定位接收单元由 UB1 GPS信息处理芯 片 MN1010; UB2放大器芯片 RF2370; UB3电源监控芯片 TPS3106及外围器件组成； 超 声波探测单元由 U1超声波处理芯片 US0012; 超声波发射、 接收传感器及外围器件组 成； 其中， GPS信息处理芯片 MN1010的通讯串口 RXD、 TXD通过 IC6或门电路； IC7 与门电路与 P89LPC932微处理器芯片通讯串口 TXD、RXD相连;超声波处理芯片 US0012 增益控制口 11、 12、 13、 与报警口 18、 19与 P89LPC932微处理器芯片 I/O口 P0. 5、 P0. 4、 P0. 3、 P0. 2、 P0. 1 相连； DCPL- Bus由 UST7538BJG专用通讯芯片 MBUS提供连 接。
5、一种与权利要求 1所述的网络化汽车泊车信息终端共同使用的泊车咪表网桥， 设有 DCPL网络通讯接口电路或 CAN- Bus总线通讯接口电路， 与网络化泊车信息终端 装置进行双向通讯， 其特征在于， 该泊车咪表网桥中还设有： 核心处理单元、 无线通 讯单元、 RFIC卡读写电路单元； 其中， 核心处理单元由 ARM9/ARM7系列微控制器、 DCPL- Bus回路隔离总线接口、 CAN隔离接口、 USB接口、 存储器、 音频电路、 显示器 电路、键盘电路、 时间电路、 电源稳压电路电路所组成； 无线通讯单元采用 TD-SCDMA 宽带无线通讯模块； RFIC卡读写电路单元是由密钥微控制器 IC1、 复位电路 IC2、 加 密存储器 IC3、 读写卡器 IC4及外围器件所组成。
6、 根据权利要求 5所述的泊车咪表网桥， 其特征在于， 还设有手持机 PDA无线 通讯 RF电路。
7、 一种由权利要求 1所述的网络化汽车泊车信息终端、 权利要求 5所述的泊车 咪表网桥组成的网络化汽车泊车场系统， 该系统的主机为泊车咪表网桥， 该主机通过 一根双绞线连接多台现场从机，并通过该双绞线实现可寻址远程数字通讯功能和提供 直流电源功能；
所述的从机为网络化泊车信息终端装置，该网络化汽车泊车信息终端中设有 CPU 微处理器， 该 CPU微处理器上连接有 DCPL网络通讯接口电路或 CAN- Bus总线通讯接 口电路， 通过 DCPL网络或 CAN-Bus总线通讯接口与设置在泊车场的泊车咪表网桥进 行双向通讯； 同时所述的 CPU微处理器上还设有无线电收发电路和调制解调电路； 所述的泊车咪表上设有咪表计时器、 价格显示器、 RFIC卡读卡器和无线或有线 通讯装置， 并通过 DCPL现场总线或 CAN-Bus总线与网络化泊车信息终端进行双向通 讯；
其特征在于，所述的网络化泊车信息终端的停车位上设有以下两种设备之一或同 时设有以下两种设备：
a. GPS定位泊车机构，该 GPS定位泊车机构内部设有 GPS定位接收电路及微控制 器电路；
b. 超声波定位泊车机构， 该超声波定位泊车机构中设有超声波发射与接收装置 及微控制器电路；
以上两种设备的微控制器电路分别与网络化泊车信息终端装置中的 CPU微处理器 连接。
8、 根据权利要求 7所述的网络化汽车泊车场系统， 其特征在于， 还设有现场管 理员 PDA手持机设有 RFIC卡读卡电路， 该 PDA手持机设有 RF无线通讯电路， 并与泊 车咪表网桥进行双向通讯。
9、 根据权利要求 7所述的网络化汽车泊车场系统， 其特征在于， 所述的网络化 汽车泊车场系统中设有城市泊车服务运营中心，该城市泊车服务运营中心中设有计算 机， 所述的分布在城市各地的各个泊车咪表网桥通过 TD-SCDMA (3G) /GPRS (2G) 无 线移动网与该泊车服务运营中心的计算机连接。
10、 根据权利要求 7或 8或 9所述的网络化汽车泊车场系统， 其特征在于， 所 述的网络化汽车泊车场系统中设有风力和太阳能发电装置，为泊车系统的各设备提供 电源。
PCT/CN2008/001154 2008-05-30 2008-06-16 泊车信息终端、泊车咪表网桥及汽车泊车场系统 WO2009143659A1 (zh)

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