KR20010088991A - System for providing Bus operation information - Google Patents

Abstract

PURPOSE: A system for guiding bus running information is provided to supply a passenger with bus running information by displaying routine information or other information received from a bus control station in a voice and character. CONSTITUTION: A GPS(global positioning system) receiving module(120) searches a position coordinate of a bus. A voice guide broadcasting unit(130) guides information of routines and stops to a passenger in a voice. A display unit(140) displays the information broadcasted from the voice guide broadcasting unit(130) in a character, and outputs a variety of information received from a bus control station(300) in a character. A running recorder(150) records a running situation in a sector including a stop base station(500). A first RF(radio frequency) module(160) transmits/receives the running record information and the information of the bus control station(300), and exchanges the information of the bus and the corresponding routine information with the stop base station(500).

Description

System for providing bus operation information

The present invention relates to a system for guiding bus operation information, and more particularly, bus operation information capable of mutual data exchange using bidirectional communication, and determining location by looking at information on a driving bus displayed on an outdoor display device. It is about a guidance system.

Buses and taxis are the most common in most areas, except for those in metropolitan cities and above. Buses, which are public transportation, had a large number of passengers even in the early 1990s, but with the increase of national income and the rapid increase in the supply of private cars, the number of passengers using the buses dropped sharply. For this reason, bus companies have appealed for deficits and rely on government subsidies.

As a result, the Bus Information System (BIS), a part of the state-of-the-art public transport system included in the Intelligent Transport System (ITS), which is being promoted at the national level, provides route information, transfer information, public transportation information, and bus information. Expected arrival time in real time, transportation company collects real-time driving information such as bus position, efficient vehicle dispatching and driver management, so that advanced transportation type of advanced country can achieve quality improvement of public transportation service level. I am building a system.

Accordingly, before this application, many systems having this purpose were developed. Looking at the conventionally developed system, two-way data communication can be used to wirelessly exchange bus service records and various information or advertisements between bus companies and buses. Was. However, this system has a limitation in that such information is provided only to passengers on a bus. Therefore, the passengers waiting for the bus at the stop had to wait until the bus of the destination came.

There is a patent application No. 1999-0047087 filed by Lee, Woo-Sik, dated October 28, 1999, which supplements the above disadvantages. This system transmits the information transmitted from the bus to the bus stop to the traffic information center using wired / wireless networks, resets the current information on each bus route with the data received from each bus, and transmits the information to each bus. The bus driver uses only the information he needs. In addition, it is a system that can know the location of the bus and the estimated time of arrival by outputting the information re-transmitted from the traffic information center to the station panel for passengers waiting for the bus.

However, because such a system uses wired and wireless networks to communicate, the bus company has a problem in that it costs excessive installation and usage fees. In addition, in order to know the information on the route, passengers have to operate the panel of the station directly so that they can know the information on the route.

Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to provide a bus driving information guide system capable of transmitting and receiving bus driving records and various information using a local area network.

Still another object of the present invention is to provide a bus driving information guidance system for providing passengers by outputting voice information and various information provided by the route information or the bus control station.

Still another object of the present invention is to provide a bus operation information guide system capable of providing bus route information of a destination to passengers waiting for a bus at a base station.

1 is an overall schematic diagram of a bus service information guidance system according to the present invention;

Figure 2 is a block diagram showing the configuration of the bus operation information guide system according to the present invention.

Figure 3 is a block diagram showing the configuration of the voice announcement broadcasting unit of the bus terminal apparatus according to the present invention.

4 is a flowchart illustrating the operation of the voice announcement broadcasting unit of the bus terminal device according to the present invention;

5 is a block diagram showing the configuration of a display unit of a bus terminal apparatus according to the present invention;

Figure 6 is a block diagram showing the configuration of a stop base station according to the present invention.

7 is an operation flowchart of a stop base station according to the present invention;

8 is a block diagram showing the configuration of a bus control station according to the present invention;

<Description of the symbols for the main parts of the drawings>

100: bus 110: bus terminal device

120: GPS receiving module 130: voice guidance broadcasting unit

131,141: MAX 232 132: voice guidance broadcast control unit

133: voice announcement broadcast memory unit 134: digital / analog converter

135: voice guidance broadcast output unit 140: display unit

142: display control unit 143: buffer

144: scan unit 145: display memory unit

146: display output unit 150: driving recorder

160, 310, 510: first RF module 300: bus control station

320: collection device 330: bus control station display unit

340: modem 500: stop base station

520: stop base station control unit 530: stop base station memory unit

540: second RF module 550: collector module

700: arrival information display unit 900: general control center

Bus operation information guide system according to an aspect of the present invention for achieving the above object is a text information of the same content along with voice announcements to guide the information on the arrival stop using the position coordinates of the bus detected by the GPS receiving module A bus terminal device comprising: a display unit for displaying the information, and outputting the information provided by the bus control station in text, and an RF module for transmitting and receiving bus driving record information and information of the bus control station; A first RF module for transmitting / receiving bus operation and corresponding route information provided from the bus terminal apparatus, and a second RF module having a different frequency from the first RF module, for transmitting / receiving operation information of an arrival bus to a next stop base station. Stop base station; characterized in that it comprises a.

According to an aspect of the present invention, according to the bus operation information guide system according to the present invention, since RF communication, which is short-range communication, is used between a bus terminal apparatus and a bus control station, and a bus terminal apparatus between a bus terminal apparatus and a base station, expenditures such as an installation cost or a usage fee It is possible to reduce and also provide passengers with a variety of information, including route information, by voice and text.

Bus operation information guide system according to another aspect of the present invention is characterized in that the heading of the above-described bus terminal device: a first display for displaying information for the driver and a second display for displaying information for the passengers It is done.

According to this aspect, the bus operation information guide system according to the present invention can provide the driver and the passenger with the route information and the various information provided by the bus control station, respectively, to promote the driver's safe driving and also provide the route information to the passengers. There is an advantage that you can use the bus in peace and comfort.

A stop base station of a bus service information guide system according to another aspect of the present invention includes: a memory unit for storing ID and overall route information unique to the base station, arrival bus information, and driving information about preceding buses passing through the stop base station; Wow; A control unit for retrieving the corresponding route information and arrival bus information detected by the memory unit, transmitting preceding bus information to the bus terminal apparatus, and transmitting the arrival bus information to the next stop base station; And a first RF module for transmitting and receiving the bus and various kinds of information, and a second RF module having a different frequency from the first RF module and transmitting and receiving to the next stop base station.

Accordingly, the bus driving information guide system according to the present invention can transmit the bus information received from the bus terminal device to the next stop base station, and also provides the bus with information on the preceding bus, so that the driver can arrange the dispatch time according to this information. Etc. can be adjusted.

Bus operation information guide system according to another aspect of the present invention is characterized in that the above-mentioned stop base station further comprises: an arrival information display unit for outputting bus route information to be arrived or arrived.

According to this aspect, the bus operation information guide system according to the present invention has the advantage of being able to wait for the bus with a margin because the information on the destination route bus can be seen at the stop base station.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily understand and reproduce the present invention.

1 schematically shows the overall configuration of a bus driving information guide system according to the present invention. As shown, the bus operation information guide system according to the present invention includes a bus 100, a station base station 500, a bus control station 300, a general control center 900 and an operation room.

In the bus operation information guide system, the bus 100 receives a GPS signal and detects the position coordinates of the bus and informs the passengers of the expected stop by voice and text by using the same. A bus terminal apparatus is provided for recording and transmitting the operating state of the bus in 500, and receiving various information provided by the bus control station 300 and the station base station 500 and information on the preceding bus.

In addition, the stop base station 500 receives information on the arrival bus provided by the bus 100 and analyzes the received information, and transmits the information on the preceding bus on the same line to the bus, and transmits the information on the arrival bus to the next stop base station. Send by Meanwhile, the arrival information display unit 700 informs passengers waiting for the bus about the arrival and the scheduled bus arrival received by the stop base station 500.

The bus control station 300 receives and analyzes the driving record of the bus recorded in the driving recorder of the bus terminal device, and provides various information provided by an external operation room to the bus. The comprehensive control center 900 receives the driving record of the bus from the bus control center 300 and supervises the operation and overall operation of the bus. In addition, the operation room transmits data such as traffic information, news, advertisements, announcements, etc. to the arrival information display unit 700 and the bus control station 300 using the PCS module.

2 is a block diagram showing the configuration of a bus driving information guide system according to the present invention. As shown, the bus terminal device 110 of the present invention, the GPS receiving module 120 for searching the position coordinates of the bus and the voice guidance broadcasting unit 130 for guiding passengers route and stop information by voice, and In a predetermined area including a display unit 140 for displaying the same information broadcast by the voice guidance broadcasting unit 130 in text form and various information provided by the bus control station 300 in text form, and a stop base station 500. A driving recorder 150 for recording a driving status of the first bus and a bus recorder for transmitting and receiving bus record information and information of the bus control station 300, and transmitting and receiving bus information and corresponding route information to and from a base station 500; RF module 160 is configured.

The voice guidance broadcasting unit 130 informs the passengers of the stop information or the route number. As shown in FIG. 3, the voice guidance broadcaster 130 is a dedicated chip for converting the signal detected by the GPS module to the signal level of the RS232C communication standard and information about the stop of the driving line and the arrival route of the MAX232 (131). The voice unit 133 which stores guide broadcast coordinates according to a route for guiding broadcasts, and voice guide broadcasts that control broadcasts by searching the guide broadcast coordinates detected from the memory unit 133 and the position coordinates of the buses. A voice guide broadcast output for outputting a signal input from the controller 132, a digital / analog converter 134 for converting the digital signal output by the controller 132 to analog, and the digital / analog converter 134. It is comprised by the part 135.

The voice guidance broadcasting unit 130 receives the GPS signal as shown in FIG. 4 and extracts the GPS coordinates of the route stored in the memory unit 133. Next, by comparing the position coordinates of the bus with the coordinates of the route for guiding broadcasting (hereinafter referred to as "information broadcasting coordinate"), the voice data of the corresponding station name is automatically extracted. The extracted voice data is output as voice through the digital-to-analog converter 134. However, if it does not match, the GPS coordinates of the route stored in the memory unit 133 are extracted again. Therefore, when the bus enters the range of the guide broadcast coordinates, information about the stop, for example, the stop name "This stop is City Hall. Next is Soyang Dam Summit", detailed information on the stop, or geographic information associated with the stop. "If you want to go to the salt river, please get off here and transfer to buses 31-7 and 31".

In addition, if the location coordinates of the bus and the guide broadcast coordinates are compared and matched, the counter starts. If the current counter has a certain period with the initial counter, the bus information, for example, the route number and the route name, is extracted and guided. Therefore, the passenger who boards the bus without checking the route number can be guided to get off at the next stop.

Meanwhile, as illustrated in FIG. 5, the display unit 140 includes a display memory unit 145 storing advertisement image data and route information received from the bus terminal device, and information stored in the memory unit 145 and an expanded advertisement image. A display control unit 142 for mapping and controlling data output; a buffer 143 for temporarily storing information output by the control unit 142; and a scan unit for capturing information input from the buffer as a graphic signal. 144 and a display output unit 146 for outputting a signal by the scanning unit. In addition, the display unit 140 includes a first display unit for displaying information for a driver and a second display unit for displaying information for a passenger.

Not only does this display provide the same information as the voice announcement, but also displays the direction of the bus operation, for example, "Passenger! The bus will soon turn left (←). Please grab the handle." In addition, various types of information stored in the driving recorder 150 and provided to passengers, for example, notification information of a city hall, news, traffic information, advertisement, etc., are displayed in text. And for the driver, for example, "Lord! Predecessor # 19-7, route 1234, departed at 09:25. This route has a 30-minute interval. Please observe the interval!" By installing the display section so that the driver can easily view the information about the preceding and following vehicles or company announcements, the driver can obtain various information while driving and give the passengers confidence by promoting time intervals and safety. have.

On the other hand, the driving recorder 150 records a driving situation when a bus enters a driving record coordinate of approximately 30 meters including a base station using GPS. That is, while the bus is running, information on the stops of the line, for example, information such as the arrival time, departure time, opening time, opening times, opening and closing of the bus, and the actual operation of the bus, such as speeding, rapid acceleration, sudden braking, and no-pass, etc. Record the situation.

Such a driving recorder includes a driving record memory unit for storing information on all routes operated by a bus company, various information provided by a bus control station, and information on a preceding vehicle received at a stop base station, and a driving record detected from the memory unit. It is composed of a control unit for searching the coordinates and the position coordinates of the bus to record the driving status.

In addition, the storage data stored in the memory unit of the driving recorder will be described in detail as follows. First, data stored in the GPS receiving module includes data such as GPS coordinates and current time of all routes, and data stored from a bus control center of a bus company includes traffic information, news, advertisements, and announcements. In addition, data stored from the stop base station stores data such as departure time and vehicle number of the preceding vehicle, bus route number and driving record data, which are driving record data of the bus.

In particular, the bus control station analyzes the above-mentioned bus record data first, and discovers illegal problems such as driving, opening driving, and no-pass passing that provide passengers with anxiety due to speeding, rapid acceleration, and braking. do. In addition, the data is transmitted back to the general control center to enable the traffic officer to take corrective action by administrative and financial penalties for the violation of the bus, thereby improving the quality of bus operation.

Meanwhile, the first RF module 160 not only transmits and receives information between the bus 100 and the bus control station 300, but also transmits and receives information between the bus 100 and the stop base station 500. The bus driving information guide system according to an embodiment of the present invention is not limited to the communication method. In particular, the communication between the bus and the bus company can be performed in real time using a PCS module or a cellular network. However, in the communication method using the PCS module or cellular network, there is an advantage of transmitting and receiving information in real time, but there is a problem that the cost and fee for installing the PCS module in all the vehicles for using it are continuously required.

Therefore, in the embodiment of the present invention, since the bus runs from a garage to operate a predetermined route and then enters the garage to provide the bus company, an RF transmission / reception method capable of short-range communication is preferable. By doing so, it is possible to grasp the driving record at a lower cost than sending and receiving information in real time.

As described above, the bus driving information guide system according to the present invention informs passengers of stop information and various information by text simultaneously with voice broadcasting of the voice broadcasting unit by using the position coordinates of the bus detected by the GPS receiving module, and operates the bus. It records the situation and transmits the driving record information to the bus company and the general control center, and receives various information from the bus company and provides it to the passengers.

Therefore, it is possible to know the stop that can not be heard due to the surrounding noise through the voice guidance and display unit can prevent the case of passing the stop. In addition, by recording the operating status of the bus and transmitting it to the bus company and the general control center, corrective actions can be taken for the violent or illegal operation of the driver, improving the quality of service and making passengers safe and comfortable to use. Will be able to provide a bus.

Meanwhile, as illustrated in FIG. 6, the stop base station 500 includes a stop base station memory unit configured to store IDs of the stop base stations and the entire line information, arrival bus information, and driving information on the preceding buses passing through the stop base station. 530 and the base station controller 520 which searches for the corresponding route information and the arrival bus information detected by the memory unit 530, transmits the preceding bus information of the corresponding line, and transmits and controls the arrival bus information to the next stop base station. And a first RF module 510 for transmitting and receiving the bus and corresponding route information, a second RF module 540 having a different frequency from the first RF module 510 and transmitting and receiving to a next stop base station, a bus and a stop. An I / O board for transmitting and receiving information between base stations and the first RF module cannot transmit and receive at the same time, thereby transmitting and receiving information separately. And receiving the turn, it is composed of a reset to initialize the FND display unit and a timer, and a variety of data input to provide a time to check the ID from the outside to enter a temporary ID for the variability of each base station unique ID.

The station base station 500 stores the information on the bus received from the bus arrives and transmits the information to the next station base station. In addition, by providing the bus with driving information on the preceding vehicle running the same route of the arrival bus, the driver can adjust the intervals by himself while keeping the information of the preceding vehicle through the first display, thereby keeping the passengers on the bus. The effect of providing punctuality can be achieved.

In addition, according to an additional aspect of the present invention, the bus driving information guidance system of the present invention is the bus terminal apparatus 110 for the stop base station 500 to detect the driving record of the bus outside the central control center 900 or the like. It further comprises a collector module 550 for collecting and transmitting the bus operation information by the). In this way, information about the bus can be easily obtained whenever necessary from the outside.

In addition, according to an additional aspect of the present invention, the bus service information guidance system of the present invention further includes an arrival information display unit 700 displaying bus route information that is scheduled to arrive or arrives. That is, passengers waiting for the bus can easily know where the bus of the desired destination is at present by finally receiving and processing the bus route information transmitted from the stop base station. In addition, by receiving and outputting a variety of information such as traffic information, news provided by the operating room, it is effective to provide useful information to the waiting passengers.

Meanwhile, as illustrated in FIG. 8, the bus control station 300 receives a first RF module 310 for transmitting / receiving the driving record information of the bus and the announcements and various information provided from the outside, from the bus terminal device 110, and received. Collecting device 320 for collecting the driving record information of the bus and announcements and various information provided from the outside, the bus control station display unit 330 for displaying the driving record of the bus collected by the collection device 320 to the manager and It consists of a communication network 340 for transmitting the operation record of the bus collected by the collection device 320 to the central control center (300).

The bus control station 300 receives the bus information from the bus terminal 110 and examines the operation status of the bus company itself, and transmits the bus information to the general control center 900 and provides it in the operation room. Collect various kinds of information and send it to the bus. Therefore, it is possible for bus companies to provide their passengers with a more comfortable and safe bus by reviewing the service information and taking corrective actions. In addition, by providing various information such as traffic information provided from the outside to the bus, it is possible to provide useful information to the passengers using the bus.

Hereinafter will be described the operation of the bus operation information guide system according to the present invention.

The bus operation information guide system according to the present invention detects the position coordinates of a bus from GPS signals received from a plurality of satellites, and thus, a predetermined range of about 100 meters before the bus arrives at the stop where the bus can be guided. When entering the range, announcements and texts are automatically broadcast without the driver's control. In addition, the bus 100 records the driving situation at each stop base station 500 in a predetermined range for recording driving, so-called driving record coordinate range, and transmits the information to the bus control station 300 using the first RF module 160. Send. The bus control station 300 transmits various kinds of information collected from the operation room to the bus 100. In addition, by using the first RF module 160, the station base station 500, which has arrived, transmits information about the bus and receives information from a preceding vehicle of the same line.

Hereinafter, the contents of the base station in the above-described operation relationship will be described in detail. Referring to FIG. 7, information about an arrival bus is received from the bus terminal 110 through the first RF module 510. Next, the entire route data stored in the memory unit 530 of the above-described base station is extracted. Search whether the arrival bus route data is in the extracted route data. In other words, if there is no corresponding line in the memory unit 530, the process terminates immediately. Next, if the data of the vehicle that passed most recently among the data of the preceding vehicle is extracted, the data of the preceding vehicle is extracted. Otherwise, the data of the preceding vehicle that passed has been retrieved again. Next, the extracted data of the preceding vehicle is transmitted to the bus through the first RF module 510.

In addition, the route information transmitted by the arrival bus transmits the arrival bus information to the next stop base station by using the second RF module 540 which communicates with a different frequency from the first RF module 510, and the bus that is scheduled to arrive and the bus that arrived. The information is displayed through the arrival information display unit 700.

As described in detail above, the bus driving information guide system according to the present invention has an advantage of providing the passengers with route information or various beneficial information by voice and text, thereby safely reaching the destination.

In addition, the driving recorder is exposed to violent driving or illegal driving, and by correcting it, the bus can be used more comfortably. In addition, it is possible to adjust the interval between the driver and easy to secure the bus timing and to provide citizens with the route information to provide reliability for the bus.

In addition, by using the RF module to transmit and receive the bus driving record and various information, it is possible to significantly reduce the cost of the installation cost and usage fee of the communication network.

Although the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that many different and obvious modifications are possible without departing from the scope of the invention from this description. Therefore, the scope of the invention should be construed by the claims described to include many such variations.

Claims (12)

It provides the passengers with a driving recorder that records the driving status using GPS, the driving information of the bus recorded therein, and various information provided by the bus control center, and the bus control center of the bus company and the bus control center are overseeed. In the bus operation information guidance system provided to the central control center, A display unit for displaying information of the same contents by text and voice information of the information provided by the bus control station by using a voice announcement for guiding estimated stop information using the position coordinates of the bus detected by the GPS receiving module, and a bus A bus terminal apparatus including a first RF module configured to transmit and receive driving record information of the bus control station and information of the bus control station, and to transmit / receive information about the bus and corresponding route information to and from a base station; A first RF module for transmitting / receiving bus operation and corresponding route information provided from the bus terminal apparatus, and a second RF module having a different frequency from the first RF module, for transmitting / receiving operation information of an arrival bus to a next stop base station. Station base station; Bus operation information guide system comprising a. 2. The bus terminal of claim 1, wherein the bus terminal comprises: Bus operation information system further comprises a bus route voice guidance and text guide to guide the bus route information at regular intervals. The method of claim 1, wherein the display unit: A memory unit for storing advertisement image data and route information received from the bus terminal apparatus; A controller configured to control output by mapping the information stored in the memory unit to the expanded advertisement image data; A buffer for temporarily storing the information output by the controller, A scan unit for capturing information input from the buffer into a graphic signal; A display unit which displays a signal by the scan unit; Bus operation information guide system comprising a. The method of claim 1, wherein the display unit: And a second display unit for displaying information for the driver and a second display unit for displaying information for the passenger. The driving recorder of claim 1, wherein the driving recorder comprises: Such as bus position coordinates and current time from the GPS receiving module, traffic information, real-time news, advertisements and announcements from the bus control center of the bus company, relevant bus information from the station base station, bus line number and vehicle number A bus driving information guide system characterized by storing various driving record data and text data for information display guidance. The method of claim 1, wherein the stop base station is: A memory unit for storing IDs of the stop base station and the entire route information, and arrival bus information and driving information on the preceding buses passing through the stop base station; A control unit for retrieving the corresponding route information and arrival bus information detected by the memory unit, transmitting preceding bus information to the bus terminal apparatus, and transmitting the arrival bus information to the next stop base station; A first RF module for transmitting and receiving various information with the bus, and a second RF module having a different frequency from the first RF module and transmitting and receiving to a next base station; Bus operation information guide system comprising a. The method of claim 1, wherein the stop base station is: A bus operation information guidance system, characterized in that to provide a bus with the operation information for the preceding vehicle running the same line of the arrived bus. The method of claim 1, wherein the stop base station is: Bus operation information guidance system further comprises an arrival information display unit for displaying the arrival or arrival of the bus route information. The method of claim 1, wherein the stop base station is: And a collector module for collecting and transmitting bus operation information by the bus terminal apparatus to detect a driving record of the bus at the central control center. The method of claim 8, wherein the arrival information display unit: And a display unit for receiving and outputting various information such as traffic information, real-time news, advertisements, and announcements from the outside. According to claim 1, wherein the bus service information guidance system is: An RF module for transmitting and receiving the bus driving record information and externally provided announcements and various information from the bus terminal device, a collecting device for collecting the driving record information of the received bus and the announcements and various information provided from the outside; A display unit displaying a driving record of the bus collected by the collection device to an administrator; Bus operation information guide system further comprising a bus control station including a. 12. The system of claim 11, wherein the bus control station is: And a communication network for transmitting the operation record of the bus collected by the collection device to a central control center.