Position Paper for Workshop on
Position Dependent Information Services
- Browser with Position Data -
Dr Tomihisa Kamada
Access Co., Ltd.
Access is providing browser software for information appliances.
NetFront is widely used by a variety of products: TV, STB,
WebPhone, Home Game Machine, PDA, and Word Processor.
And, Compact NetFront is micro browser for small information
alliances such as cellular phones.
Recently, mobile devices are going to have Internet-access function.
Typical products are PDA, car navigation, and cellular phone.
In these devices, browser is required to handle position data.
We are, thus, interested in the relationship between browser and
application which process or utilize the position data.
Specific interesting topics are as follows:
(1) Standard data format of position data
- Data format for sending from the server to the client
Examples:
e-mail attachment
separate file
embedded data in the HTML
- Data format for sending from the client to the server
Examples:
HTTP header extension
submit command parameters
e-mail attachment
separate file
(2) Interface between browser and application
- How to transfer position data from the browser to the application
Examples:
position: x y
<embed> or <object>
special MIME-TYPE
- How to transfer position data from the application to the browser
Examples:
referring to the internal variables for position data
(3) Secure method for transferring position data
- SSL session
- Encrypting and Decrypting
The above methods are just examples for handling position data.
The suitable methods may depend on the purpose and applications.
We are studying how to handle position data with browser for
information appliances.